diff --git a/doc/console.png b/doc/console.png
index ab35906..4af565c 100644
Binary files a/doc/console.png and b/doc/console.png differ
diff --git a/examples/resource.rs b/examples/resource.rs
index 8c32478..3e13b64 100644
--- a/examples/resource.rs
+++ b/examples/resource.rs
@@ -12,7 +12,7 @@ enum MyEnum {
     Numero1,
     Structio {
         a: f64,
-        b: f64,
+        b: String,
     },
     Tupleo(String, f64),
 }
diff --git a/src/builtin_parser/runner.rs b/src/builtin_parser/runner.rs
index f5b4e3a..6be64b7 100644
--- a/src/builtin_parser/runner.rs
+++ b/src/builtin_parser/runner.rs
@@ -37,13 +37,13 @@ pub use value::Value;
 macro_rules! todo_error {
     () => {
         Err(RunError::Custom {
-            text: "This error message is not yet implemented.".into(),
+            text: concat!("todo error invoked at ", file!(), ":", line!(), ":", column!()).into(),
             span: 0..0
         })?
     };
     ($($arg:tt)+) => {
         Err(RunError::Custom {
-            text: format!("This error message is not yet implemented: {}", format_args!($($arg)+)).into(),
+            text: format!(concat!("todo error invoked at ", file!(), ":", line!(), ":", column!(), " : {}"), format_args!($($arg)+)).into(),
             span: 0..0
         })?
     };
@@ -526,9 +526,18 @@ fn eval_path(
             )?;
 
             match left.value {
-                Path::Variable(variable) => {
-                    todo_error!()
-                }
+                Path::Variable(variable) => match &*variable.upgrade().unwrap().borrow() {
+                    Value::Resource(resource) => {
+                        let mut resource = resource.clone();
+
+                        resource.path.push('.');
+                        resource.path += &right;
+
+                        Ok(left.span.wrap(Path::Resource(resource)))
+                    }
+                    Value::Object(object) => todo_error!("todo object indexing"),
+                    value => todo_error!("{value:?}"),
+                },
                 Path::Resource(mut resource) => {
                     resource.path.push('.');
                     resource.path += &right;
diff --git a/src/builtin_parser/runner/reflection.rs b/src/builtin_parser/runner/reflection.rs
index 1935edd..587c644 100644
--- a/src/builtin_parser/runner/reflection.rs
+++ b/src/builtin_parser/runner/reflection.rs
@@ -7,7 +7,7 @@ use bevy::{
 
 use super::Value;
 
-#[derive(Debug)]
+#[derive(Debug, Clone)]
 pub struct IntoResource {
     pub id: TypeId,
     pub path: String,