diff --git a/eo-maven-plugin/src/test/java/org/eolang/maven/LintMojoTest.java b/eo-maven-plugin/src/test/java/org/eolang/maven/LintMojoTest.java
index 8b8f510799..670aca6baa 100644
--- a/eo-maven-plugin/src/test/java/org/eolang/maven/LintMojoTest.java
+++ b/eo-maven-plugin/src/test/java/org/eolang/maven/LintMojoTest.java
@@ -66,7 +66,7 @@ void detectsErrorsSuccessfully(@Mktmp final Path temp) throws IOException {
         final FakeMaven maven = new FakeMaven(temp)
             .withProgram(
                 "+package f\n",
-                "# Test.",
+                "# No comments.",
                 "[] > main",
                 "  QQ.io.stdout",
                 "    \"Hello world\""
@@ -227,7 +227,7 @@ void failsOnWarning(@Mktmp final Path temp) {
                     "+architect yegor256@gmail.com",
                     "+tests",
                     "+package org.eolang.examples\n",
-                    "# Test.",
+                    "# No comments.",
                     "[] > main",
                     "  [] > @",
                     "    hello > test"
diff --git a/eo-maven-plugin/src/test/java/org/eolang/maven/PullMojoTest.java b/eo-maven-plugin/src/test/java/org/eolang/maven/PullMojoTest.java
index 791b4777ec..fe7c488365 100644
--- a/eo-maven-plugin/src/test/java/org/eolang/maven/PullMojoTest.java
+++ b/eo-maven-plugin/src/test/java/org/eolang/maven/PullMojoTest.java
@@ -447,7 +447,7 @@ void getsAlreadyPulledResultsFromCache(@Mktmp final Path temp) throws Exception
         );
         new FakeMaven(temp)
             .withProgram(
-                "# Test.",
+                "# No comments.",
                 "[] > app",
                 "  QQ.io.stdout > @"
             )
diff --git a/eo-maven-plugin/src/test/resources/org/eolang/maven/phi/yaml/with-anonym-abstract.yaml b/eo-maven-plugin/src/test/resources/org/eolang/maven/phi/yaml/with-anonym-abstract.yaml
index b601a3be95..48bda2ec8c 100644
--- a/eo-maven-plugin/src/test/resources/org/eolang/maven/phi/yaml/with-anonym-abstract.yaml
+++ b/eo-maven-plugin/src/test/resources/org/eolang/maven/phi/yaml/with-anonym-abstract.yaml
@@ -21,7 +21,7 @@
 # SOFTWARE.
 ---
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > test
     ([] (^ > x)).plus > s
       int
diff --git a/eo-maven-plugin/src/test/resources/org/eolang/maven/print/samples/dataless.yaml b/eo-maven-plugin/src/test/resources/org/eolang/maven/print/samples/dataless.yaml
index d6b5e3675d..69639c6707 100644
--- a/eo-maven-plugin/src/test/resources/org/eolang/maven/print/samples/dataless.yaml
+++ b/eo-maven-plugin/src/test/resources/org/eolang/maven/print/samples/dataless.yaml
@@ -23,7 +23,7 @@
 origin: |
   +package sandbox
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [args] > main
     QQ.io.stdout > @
       args.at
diff --git a/eo-parser/src/test/java/org/eolang/parser/EoSyntaxTest.java b/eo-parser/src/test/java/org/eolang/parser/EoSyntaxTest.java
index 286e439d27..c37e589a4f 100644
--- a/eo-parser/src/test/java/org/eolang/parser/EoSyntaxTest.java
+++ b/eo-parser/src/test/java/org/eolang/parser/EoSyntaxTest.java
@@ -78,7 +78,7 @@ void parsesSimpleCode() throws Exception {
     void printsProperListingEvenWhenSyntaxIsBroken() throws Exception {
         final String src = String.join(
             "\n",
-            "# This is the default 64+ symbols comment in front of abstract object.",
+            "# No comments.",
             "[] > x-н, 1\n"
         );
         MatcherAssert.assertThat(
@@ -127,9 +127,9 @@ void copiesListingCorrectly() throws Exception {
         "1 > x\r\n\r\n2 > y",
         "1 > x\n2 > y\n",
         "1 > x\n\n2 > y",
-        "# This is the default 64+ symbols comment in front of abstract object.\n[] > x",
+        "# No comments.\n[] > x",
         "a b c > x\n  x ^ > @",
-        "# This is the default 64+ symbols comment in front of abstract object.\n[] > x\n  x ^ > @"
+        "# No comments.\n[] > x\n  x ^ > @"
     })
     void parsesSuccessfully(final String code) {
         final EoSyntax syntax = new EoSyntax(
@@ -160,10 +160,10 @@ void parsesArrow() throws IOException {
     void prasesNested() throws IOException {
         final String src = String.join(
             "\n",
-            "# This is the default 64+ symbols comment in front of abstract object.",
+            "# No comments.",
             "[] > base",
             "  memory 0 > x",
-            "  # This is the default 64+ symbols comment in front of abstract object.",
+            "  # No comments.",
             "  [self] > f",
             "    v > @",
             "      v\n"
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/add-locators.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/add-locators.yaml
index 8bd4115d43..4628be1b8c 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/add-locators.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/add-locators.yaml
@@ -45,7 +45,7 @@ eo: |
   +home www.abc.com
   +version 0.0.0
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > a
     b > @
       x
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/add-probes-to-empty.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/add-probes-to-empty.yaml
index b865c61005..b170e8929e 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/add-probes-to-empty.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/add-probes-to-empty.yaml
@@ -25,6 +25,6 @@ tests:
   - //metas[count(.//meta[head/text()='probe'])=1]
   - /program/sheets[sheet='add-probes']
 eo: |
-  # Test.
+  # No comments.
   [] > app
     Q.foo.boom > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/add-probes.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/add-probes.yaml
index 891ea98f45..e4316f455f 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/add-probes.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/add-probes.yaml
@@ -35,7 +35,7 @@ eo: |
   +package org.eolang.custom
   +version 0.0.0
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > app
     QQ.txt.sprintf > @
       "Hello, world!\n"
@@ -50,7 +50,7 @@ eo: |
           fibonacci n > f
       true
 
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [i] > other
       stdout > @
         sprintf
@@ -58,6 +58,6 @@ eo: |
     $.other 1 > one
     memory 0 > price
 
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [p] > set-price
       ^.price.write p > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/add-versioned-probes.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/add-versioned-probes.yaml
index 8213b107d0..2aa9fb9648 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/add-versioned-probes.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/add-versioned-probes.yaml
@@ -36,7 +36,7 @@ eo: |
   +package org.eolang.custom
   +version 0.0.0
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > app
     QQ.cage|0.28.10 > cg-versioned
     QQ.cage > cg-simple
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/adds-default-package.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/adds-default-package.yaml
index 4bd08814d3..30e7d2b6f4 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/adds-default-package.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/adds-default-package.yaml
@@ -40,7 +40,7 @@ eo: |
   +alias stdout org.eolang.io.stdout
   +foo Some other meta
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [args] > main
     and
       (scanner stdin).next-line > line!
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/adds-no-probes.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/adds-no-probes.yaml
index 67f89f1482..93bd04cd07 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/adds-no-probes.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/adds-no-probes.yaml
@@ -25,6 +25,6 @@ tests:
   - /program[not(metas)]
   - /program/sheets[sheet='add-probes']
 eo: |
-  # Test.
+  # No comments.
   [] > app
     42 > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/adds-refs.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/adds-refs.yaml
index 6febfa83a6..677283bea2 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/adds-refs.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/adds-refs.yaml
@@ -34,7 +34,7 @@ tests:
   - //o[@base='x' and @line='18' and @ref='16']
   - //o[@base='first' and @line='19' and @ref='2']
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [x a] > first
     stdout x
     second > hello
@@ -48,13 +48,13 @@ eo: |
             x
       something > a
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [a] > x
     tt
       x 4
       first
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > y
     one
       [f]
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/const-to-dataized.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/const-to-dataized.yaml
index 43204a8e95..c3b3cc9000 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/const-to-dataized.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/const-to-dataized.yaml
@@ -27,7 +27,7 @@ tests:
   - //o[@base='.as-bytes' and @line and @pos and @name='y' and o[@base='org.eolang.dataized' and o[@base='org.eolang.c' and not(@name)]]]
   - //objects[count(//o[@const])=0]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > foo
     number > x!
     # This is the default 64+ symbols comment in front of named abstract object.
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/cti/cti-adds-error.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/cti/cti-adds-error.yaml
index da2a83d85b..3858260680 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/cti/cti-adds-error.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/cti/cti-adds-error.yaml
@@ -29,14 +29,14 @@ tests:
   - /program/errors/error[text()='This method is deprecated!']
 
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > foo
     cti > @
       2.times 2
       "error"
       "This method is deprecated!"
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > app
     QQ.io.stdout > @
       QQ.txt.sprintf
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/cti/cti-adds-warning.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/cti/cti-adds-warning.yaml
index 5527dfbe00..e0ca538136 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/cti/cti-adds-warning.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/cti/cti-adds-warning.yaml
@@ -29,14 +29,14 @@ tests:
   - /program/errors/error[text()='This method is deprecated!']
 
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > foo
     cti > @
       2.times 2
       "warning"
       "This method is deprecated!"
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > app
     QQ.io.stdout > @
       QQ.txt.sprintf
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/empty-vs-free.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/empty-vs-free.yaml
index 525b2c81de..3972b59c23 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/empty-vs-free.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/empty-vs-free.yaml
@@ -30,7 +30,7 @@ eo: |
   +package test
   +version 0.0.0
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [x] > foo
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [] > y
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/expand-qqs.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/expand-qqs.yaml
index 3ad4eb1f2d..bdacf0db83 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/expand-qqs.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/expand-qqs.yaml
@@ -33,7 +33,7 @@ tests:
 eo: |
   +alias QQ.txt.sprintfQQ
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > app
     QQ.io.stdout > @
       "Hello, world!\n"
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/expands-aliases.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/expands-aliases.yaml
index 11745d993f..bc0c8b1db9 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/expands-aliases.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/expands-aliases.yaml
@@ -30,7 +30,7 @@ eo: |
   +alias org.eolang.txt.scanner
   +alias stdin org.eolang.io.stdin
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [args] > main
     and
       (scanner stdin).next-line > line!
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/float-atom-vars.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/float-atom-vars.yaml
index 8bc6bf9340..6115c0b068 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/float-atom-vars.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/float-atom-vars.yaml
@@ -28,6 +28,6 @@ tests:
   - //objects[not(o[@atom and o[@base]])]
   - //o[@atom and o[not(@base)]]
 eo: |
-  # Test.
+  # No comments.
   [] > main
     [x] > foo /number
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/float-up-same-attrs.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/float-up-same-attrs.yaml
index f4b5d8a325..5e00ea528a 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/float-up-same-attrs.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/float-up-same-attrs.yaml
@@ -29,9 +29,9 @@ xsls:
 tests:
   - /program[count(.//o[@base='build' and not(@ref)])=2]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > hello
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [f s] > calc
       plus. > @
         f.next
@@ -42,13 +42,13 @@ eo: |
           "Result is %d\n"
           calc
             []
-              # This is the default 64+ symbols comment in front of abstract object.
+              # No comments.
               [x] > build
                 x.plus 1 > @
                 build (@.plus 1) > next
               build 1 > @
             []
-              # This is the default 64+ symbols comment in front of abstract object.
+              # No comments.
               [y] > build
                 y.plus 2 > @
                 build (@.plus 2) > next
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/float-vars.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/float-vars.yaml
index f7c6d11615..13ade9ca9c 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/float-vars.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/float-vars.yaml
@@ -38,30 +38,30 @@ tests:
   - //o[@name='mm' and @base='number']
   - //o[@base='mm']
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > x
     first > ff
     one
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [] > y
         two
           input > t!
             "Hello, world!"
-            # This is the default 64+ symbols comment in front of abstract object.
+            # No comments.
             [] > oops
               50
     three t
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [] > last
       three 1
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [ppp] > pp
     one
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [aaa] > kkk
         1 > ooo
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > head
     bb > @
       [zz]
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/full-syntax.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/full-syntax.yaml
index 629033cacc..9b043a5860 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/full-syntax.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/full-syntax.yaml
@@ -47,14 +47,14 @@ eo: |
 
   500.43.@ > one
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   "Hello, друг!" > hello!
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [tt a] > atom /int
 
   # This is very good object
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [x] > first
     x > @
     second > hello
@@ -101,14 +101,14 @@ eo: |
         b
     oops
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > obj
     "some" > @
     [] > foo
       ^.@ > @
 
   # Comments are allowed only in front of top-level objects
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > named
     one.two.three.four.five
       t.o
@@ -121,7 +121,7 @@ eo: |
     me
       (now (f (f (f (f 1)))).f):i
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > ooo
     [] > o-1 /?
 
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/has-comment.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/has-comment.yaml
index ab09bf8f76..83cf69e0c6 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/has-comment.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/has-comment.yaml
@@ -24,5 +24,5 @@ xsls: [ ]
 tests:
   - /comment()[1]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > main
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/leap-year.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/leap-year.yaml
index 0e31ecfd1a..4b70fe610e 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/leap-year.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/leap-year.yaml
@@ -37,9 +37,9 @@ eo: |
   +package test
   +version 0.0.0
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [args] > main
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [y] > leap
       or. > @
         and.
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/no-ref-to-bytes.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/no-ref-to-bytes.yaml
index 6316f817b8..7b8e5fa00a 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/no-ref-to-bytes.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/no-ref-to-bytes.yaml
@@ -28,6 +28,6 @@ tests:
 eo: |
   +package org.eolang
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > bytes
     $.eq 01- > yes
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/fix-names-with-duplicates.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/fix-names-with-duplicates.yaml
index 734c3634d0..e7aabf4e35 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/fix-names-with-duplicates.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/fix-names-with-duplicates.yaml
@@ -30,9 +30,9 @@ tests:
   - //objects[count(.//o[@base='hello$t1$t2$t2$t1$a0$build'] and @name='next')=1]
   - //objects[count(.//o[@base='hello$t1$t2$t2$t1$a1$build'] and @name='next')=1]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > hello
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [f s] > calc
       plus. > @
         f.next
@@ -44,13 +44,13 @@ eo: |
           "Result is %d\n"
           calc
             []
-              # This is the default 64+ symbols comment in front of abstract object
+              # No comments
               [x] > build
                 x.plus 1 > @
                 build (@.plus 1) > next
               build 1 > @
             []
-              # This is the default 64+ symbols comment in front of abstract object
+              # No comments
               [y] > build
                 y.plus 2 > @
                 build (@.plus 2) > next
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-abstracts.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-abstracts.yaml
index bff4c3fe6f..c51332a066 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-abstracts.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-abstracts.yaml
@@ -39,33 +39,33 @@ tests:
   - //o[@name='first$t2$second$third']/o[@base='stdout']/o[@base='a']
   - //o[@line and @name='aa']
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [a b] > first
     test > foo
       a > yes
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [] > native
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [x b] > second
         a > no
-        # This is the default 64+ symbols comment in front of abstract object.
+        # No comments.
         [b c] > third
           no > yes
           (stdout a b c x).print > print
         t
-          # This is the default 64+ symbols comment in front of abstract object.
+          # No comments.
           [] > third
             "hello, world!" > msg
         f
-          # This is the default 64+ symbols comment in front of abstract object.
+          # No comments.
           [] > third
             "hello, world!" > msg
-        # This is the default 64+ symbols comment in front of abstract object.
+        # No comments.
         [] > fourth
           "Failure" > failure
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [aa] > ooo
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [bbb] > fff
       aa.test > a
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-and-keep-names.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-and-keep-names.yaml
index 3404635f54..f8ab95f6e1 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-and-keep-names.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-and-keep-names.yaml
@@ -30,9 +30,9 @@ xsls:
 tests:
   - //o[@base='first$second' and @line='6']
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [a] > first
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [b] > second
       print
         second 1
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-atom.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-atom.yaml
index ce26de2f81..2ff06b4799 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-atom.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/float-atom.yaml
@@ -32,6 +32,6 @@ tests:
   - //objects[not(//o[@atom and o[@base]])]
   - //o[@atom and o[not(@base)]]
 eo: |
-  # Test.
+  # No comments.
   [] > main
     [x] > foo /number
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/floating-sets-parent-names.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/floating-sets-parent-names.yaml
index 544a1484ae..5e396b81f3 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/floating-sets-parent-names.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/floating-sets-parent-names.yaml
@@ -28,9 +28,9 @@ tests:
   - /program[not(errors)]
   - //o[@name='a$m$t2$a0']
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > a
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [f] > m
       $ > this
       z > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/not-redundant-levels.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/not-redundant-levels.yaml
index 8496d1cc72..d7f8cfd746 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/not-redundant-levels.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/not-redundant-levels.yaml
@@ -45,8 +45,8 @@ tests:
 #   arg.method > a
 # ____
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [arg] > first
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [] > second
       arg.method > a
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arguments-and-abstract-parents.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arguments-and-abstract-parents.yaml
index d38ba7ae34..b927515102 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arguments-and-abstract-parents.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arguments-and-abstract-parents.yaml
@@ -69,14 +69,14 @@ tests:
 #   arg.two > @
 # ____
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [arg] > main
     sibling > @
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [] > sibling
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [] > first
         arg.one > @
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [] > second
         arg.two > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arguments-and-siblings.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arguments-and-siblings.yaml
index 34a8dccba8..b85559610a 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arguments-and-siblings.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arguments-and-siblings.yaml
@@ -59,13 +59,13 @@ tests:
 #   arg.two > @
 # ____
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [arg] > main
     sibling > @
     eq. > sibling
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [] > first
         arg.one > @
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [] > second
         arg.two > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arrays.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arrays.yaml
index e60bc11c3d..82a00d3f7a 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arrays.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-arrays.yaml
@@ -60,7 +60,7 @@ tests:
 #       2
 # ____
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > main
     * 0 (* 1 2) > arr
     eq > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-siblings.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-siblings.yaml
index 62e46be65f..09659251eb 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-siblings.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels-with-siblings.yaml
@@ -53,13 +53,13 @@ tests:
 #   2 > @
 # ____
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > main
     sibling > @
     eq. > sibling
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [] > first
         1 > @
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [] > second
         2 > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels.yaml
index 9dac830767..5eb4bd4287 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/optimize/redundant-levels.yaml
@@ -52,12 +52,12 @@ tests:
 # ____
 
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > another
     eq. > @
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [] > first
         1 > @
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [] > second
         2 > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/preserves-spaces.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/preserves-spaces.yaml
index b5803833f3..ed96727d4c 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/preserves-spaces.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/preserves-spaces.yaml
@@ -26,7 +26,7 @@ tests:
   - //o[@name='y' and text()='20-66-6F-6F']
   - //o[@name='z' and text()='66-6F-6F-20']
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > foo
     "    " > x
     " foo" > y
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/priority/additional-brackets.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/priority/additional-brackets.yaml
index b480c4cd7e..9ce006d22a 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/priority/additional-brackets.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/priority/additional-brackets.yaml
@@ -28,6 +28,6 @@ eo: |
   +package org.eolang.priority
   +version 0.0.0
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > x
     1.times 2 (1.plus other.value) > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/priority/space-between.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/priority/space-between.yaml
index 9553815532..0b59fca917 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/priority/space-between.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/priority/space-between.yaml
@@ -29,6 +29,6 @@ eo: |
   +package org.eolang.priority
   +version 0.0.0
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > sum
     ^.a.plus ^.b > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/recursion.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/recursion.yaml
index eaea344519..7c5ec38a93 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/recursion.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/recursion.yaml
@@ -29,8 +29,8 @@ eo: |
   +package test
   +version 0.0.0
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [args] > main
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [n] > f
       f 5 > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/resolves-aliases.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/resolves-aliases.yaml
index 17ab0e3501..86a0cebebd 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/resolves-aliases.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/resolves-aliases.yaml
@@ -40,7 +40,7 @@ eo: |
   +alias stdout org.eolang.io.stdout
   +foo Some other meta
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [args] > main
     and
       (scanner stdin).next-line > line!
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/scope-before-method.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/scope-before-method.yaml
index ca8c5f071f..9be73767f3 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/scope-before-method.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/scope-before-method.yaml
@@ -24,11 +24,11 @@ xsls: [ ]
 tests:
   - //o[@base='foo' and count(o)=1]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > aliases
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [x] > foo
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [y] > @
         42 > @
     eq. > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-double-scope.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-double-scope.yaml
index e56165e12f..83d6c6adba 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-double-scope.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-double-scope.yaml
@@ -26,15 +26,15 @@ tests:
   - //o[@base='bar' and count(o)=2]
   - //o[@base='foobar' and count(o)=2]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > aliases
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [x y] > foo
       42 > @
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [z k] > bar
       43 > @
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [i j] > foobar
       44 > @
     eq. > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-nested.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-nested.yaml
index d396f9b3a6..11cd4b4233 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-nested.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-nested.yaml
@@ -26,15 +26,12 @@ tests:
   - //o[@base='bar' and count(o)=2]
   - //o[@base='foobar' and count(o)=2 and o[@base='foo' and count(o)=2]]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > aliases
-    # This is the default 64+ symbols comment in front of abstract object.
     [x y] > foo
       42 > @
-    # This is the default 64+ symbols comment in front of abstract object.
     [z k] > bar
       43 > @
-    # This is the default 64+ symbols comment in front of abstract object.
     [i j] > foobar
       44 > @
     eq. > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-with-doubled-methods.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-with-doubled-methods.yaml
index bc5f7b6290..55656defbd 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-with-doubled-methods.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-with-doubled-methods.yaml
@@ -26,7 +26,7 @@ tests:
   - //o[@base='.foo' and count(o)=2]
   - //o[@base='.bar' and count(o)=2]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > aliases
     eq. > @
       (1.bar 2).foo (3.bar 4)
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-with-nested-methods.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-with-nested-methods.yaml
index 9d33067c16..ce69105055 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-with-nested-methods.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/scopes-with-nested-methods.yaml
@@ -27,21 +27,21 @@ tests:
   - //o[@base='.with' and count(o)=2]/o[@base='.with' and count(o)=3]/o[@base='foobar']
   - //o[@base='.with' and count(o)=2]/o[@base='.with' and count(o)=2]/o[@base='.with' and count(o)=3]/o[@base='foobar']
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > aliases
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [] > foo
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [y] > with
         42 > @
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [] > bar
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [x] > with
         foo > @
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [] > foobar
-      # This is the default 64+ symbols comment in front of abstract object.
+      # No comments.
       [z d] > with
         bar > @
     eq. > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/scopes.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/scopes.yaml
index cb359b06f6..e1fdf024c6 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/scopes.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/scopes.yaml
@@ -24,6 +24,6 @@ xsls: [ ]
 tests:
   - //o[@abstract and count(o)=1]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > aliases
     a (b (c d))
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/anonymous.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/anonymous.yaml
index aa43797cb1..b8cd8fc343 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/anonymous.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/anonymous.yaml
@@ -26,10 +26,10 @@ tests:
   - //o[@base='.plus' and @name='a']
   - //o[@base='number' and @name='@' and starts-with(text(), '40-14')]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [x] (x.plus 1 > a) (5 > @) > first
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [a b] ((a.plus 6).plus b > inner) > second
 
   foo
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/redundant-parentheses.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/redundant-parentheses.yaml
index 3c599441ae..6c6691f19e 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/redundant-parentheses.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/redundant-parentheses.yaml
@@ -44,5 +44,5 @@ eo: |
   """
   (-_-)
   """ > x
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > obj
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/versions.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/versions.yaml
index 74b52d2b54..3d2fc8f921 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/versions.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/syntax/versions.yaml
@@ -30,7 +30,7 @@ tests:
   - //o[@base='.stdout' and @ver='1.28.5']
   - //o[@base='.sprintf' and @ver='0.28.5' and @name='y']
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > main
     func0|3.4.5 > x
     func1|1.2.3
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/unicode.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/unicode.yaml
index fc164b7ba4..10b690b64e 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/unicode.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/unicode.yaml
@@ -28,7 +28,7 @@ tests:
 eo: |
   +package test
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [a bя xты-друг] > iПрИвЕт_кАк-дЕла123_你好
     process. > @
       a
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/wraps-methods.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/wraps-methods.yaml
index 9f72272649..200d81e5bb 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/wraps-methods.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/wraps-methods.yaml
@@ -34,7 +34,7 @@ tests:
   - //o[@base='a' and @name='xxx']
   - //o[@base='.f2' and not(@name)]
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [args] > app
     stdout
       sprintf
diff --git a/eo-parser/src/test/resources/org/eolang/parser/samples/dataless.yaml b/eo-parser/src/test/resources/org/eolang/parser/samples/dataless.yaml
index d6b5e3675d..69639c6707 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/samples/dataless.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/samples/dataless.yaml
@@ -23,7 +23,7 @@
 origin: |
   +package sandbox
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [args] > main
     QQ.io.stdout > @
       args.at
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/broken-head.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/broken-head.yaml
index c2cfda291c..02f487e41c 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/broken-head.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/broken-head.yaml
@@ -22,5 +22,5 @@
 ---
 line: 2
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > a [] > b [] > c [] > d hello world
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/comment-in-method.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/comment-in-method.yaml
index a397454b89..50575bb62f 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/comment-in-method.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/comment-in-method.yaml
@@ -22,7 +22,7 @@
 ---
 line: 5
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [args] > app
     stdout > @
       # a comment here is prohibited
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/double-empty-lines.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/double-empty-lines.yaml
index e55c15bdb0..c638e90ba4 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/double-empty-lines.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/double-empty-lines.yaml
@@ -22,9 +22,9 @@
 ---
 line: 4
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [args] > one
 
 
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > two
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/double-root-inside-locator.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/double-root-inside-locator.yaml
index 39a0b0b666..f38aab58d0 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/double-root-inside-locator.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/double-root-inside-locator.yaml
@@ -22,6 +22,6 @@
 ---
 line: 3
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > hello
     a.QQ.b > x
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/double-space-in-meta.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/double-space-in-meta.yaml
index e922c54012..65b2bd494e 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/double-space-in-meta.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/double-space-in-meta.yaml
@@ -24,5 +24,5 @@ line: 1
 eo: |
   +meta with  spaces
 
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > app
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-application.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-application.yaml
index c1e9a90b4e..93dffc1a08 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-application.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-application.yaml
@@ -22,9 +22,9 @@
 ---
 line: 6
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > main
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [] > x
 
     x y > a
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-first-object.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-first-object.yaml
index 84208db271..9fcd7fe145 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-first-object.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-first-object.yaml
@@ -22,7 +22,7 @@
 ---
 line: 3
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > object
 
     "Hello" > @
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-method-2.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-method-2.yaml
index c807b85b36..f6aae7dac6 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-method-2.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-method-2.yaml
@@ -22,22 +22,22 @@
 ---
 line: 19
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > main
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [] > x
 
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [] > y
 
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [] > z
 
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [] > m
     x > a
 
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [] > o
 
     o > b
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-method.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-method.yaml
index dfb0702bbe..bdcca88ac4 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-method.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-method.yaml
@@ -22,9 +22,9 @@
 ---
 line: 6
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > main
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [] > x
 
     x.y > a
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-ref-deep.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-ref-deep.yaml
index 38bf49964e..99a72fc2e9 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-ref-deep.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-ref-deep.yaml
@@ -22,15 +22,15 @@
 ---
 line: 12
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > main
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [] > x
-      # This is the default 64+ symbols comment in front of abstract object
+      # No comments
       [] > y
         x > z
 
-        # This is the default 64+ symbols comment in front of abstract object
+        # No comments
         [] > a
 
         a > c
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-ref.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-ref.yaml
index 3ce98ec1f1..6f6f5d483b 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-ref.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-before-ref.yaml
@@ -22,9 +22,9 @@
 ---
 line: 6
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > main
-    # This is the default 64+ symbols comment in front of abstract object
+    # No comments
     [] > x
 
     x > a
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-in-vertical-application.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-in-vertical-application.yaml
index 9e5d31df44..1a5f8ebdb7 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-in-vertical-application.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/empty-line-in-vertical-application.yaml
@@ -22,7 +22,7 @@
 ---
 line: 5
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > main
     x > @
       a
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/invalid-int-literal.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/invalid-int-literal.yaml
index 846c0a703f..6df2c2dd55 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/invalid-int-literal.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/invalid-int-literal.yaml
@@ -22,7 +22,7 @@
 ---
 line: 6
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > app
     stdout
       sprintf
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/long-character.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/long-character.yaml
index 91f630d4c3..cebd7e0112 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/long-character.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/long-character.yaml
@@ -22,7 +22,7 @@
 ---
 line: 6
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [args] > app
     stdout
       sprintf
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/not-empty-atoms.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/not-empty-atoms.yaml
index abb361baff..feeb050c07 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/not-empty-atoms.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/not-empty-atoms.yaml
@@ -22,7 +22,7 @@
 ---
 line: 4
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > test /int
-    # This is the default 64+ symbols comment in front of abstract object.
+    # No comments.
     [] > inner
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/one-space-indent.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/one-space-indent.yaml
index f9b7eaf206..16bb3cb827 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/one-space-indent.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/one-space-indent.yaml
@@ -22,7 +22,7 @@
 ---
 line: 4
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > foo
     *
      1
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/redundant-parenheses.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/redundant-parenheses.yaml
index 81493935d0..789b60f73c 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/redundant-parenheses.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/redundant-parenheses.yaml
@@ -26,6 +26,6 @@ eo: |
   +package a.b.c
   +version 0.0.0
 
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > x
     (1.plus 2) > y
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/reversed-as-separate-argument.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/reversed-as-separate-argument.yaml
index 146f10934a..f8515920fe 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/reversed-as-separate-argument.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/reversed-as-separate-argument.yaml
@@ -22,6 +22,6 @@
 ---
 line: 3
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > foo
     a. b. c > x
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/root-inside-locator.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/root-inside-locator.yaml
index 2b86a26ee3..c755e1bc61 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/root-inside-locator.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/root-inside-locator.yaml
@@ -22,6 +22,6 @@
 ---
 line: 3
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > hello
     a.Q.b > x
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/scoped-application-after-suffix.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/scoped-application-after-suffix.yaml
index b00a0f1205..1b9afecf49 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/scoped-application-after-suffix.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/scoped-application-after-suffix.yaml
@@ -22,6 +22,6 @@
 ---
 line: 3
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [x] > first
     a > x (b > x)
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/space-in-naming.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/space-in-naming.yaml
index 08a83a7d82..4d44d1e89a 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/space-in-naming.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/space-in-naming.yaml
@@ -22,6 +22,6 @@
 ---
 line: 3
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > hello
     a : b > x
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/space-in-tail.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/space-in-tail.yaml
index b8b3eb4b70..d257eb049f 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/space-in-tail.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/space-in-tail.yaml
@@ -22,5 +22,5 @@
 ---
 line: 2
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] >  foo
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/suffix-with-dots.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/suffix-with-dots.yaml
index 6aa27c8995..47adf30165 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/suffix-with-dots.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/suffix-with-dots.yaml
@@ -22,5 +22,5 @@
 ---
 line: 2
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > foo.x.main
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/too-far-right-indent.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/too-far-right-indent.yaml
index 853279c8fe..056139c196 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/too-far-right-indent.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/too-far-right-indent.yaml
@@ -22,7 +22,7 @@
 ---
 line: 5
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [args] > app
     stdout
         sprintf
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/trailing-space-in-comment.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/trailing-space-in-comment.yaml
index 3ef334131f..d8c17f98f1 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/trailing-space-in-comment.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/trailing-space-in-comment.yaml
@@ -23,8 +23,8 @@
 line: 4
 # yamllint disable rule:trailing-spaces
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object.
+  # No comments.
   [] > t
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   # This one with space at the end 
   [] > x
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/version-with-inline-application.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/version-with-inline-application.yaml
index 52b5019a30..faabead4f4 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/version-with-inline-application.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/version-with-inline-application.yaml
@@ -22,6 +22,6 @@
 ---
 line: 3
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [args] > app
     stdout|1.2.3 42
diff --git a/eo-parser/src/test/resources/org/eolang/parser/typos/xi-inside-locator.yaml b/eo-parser/src/test/resources/org/eolang/parser/typos/xi-inside-locator.yaml
index d30bb7fd24..7b2b41e877 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/typos/xi-inside-locator.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/typos/xi-inside-locator.yaml
@@ -22,6 +22,6 @@
 ---
 line: 3
 eo: |
-  # This is the default 64+ symbols comment in front of abstract object
+  # No comments
   [] > hello
     a.$.b > x