VQLL is a Lisp-style grammar that writes values out in JSON arrays.
The general syntax is:
[ operator, operands... ]
Here are some expressions written in VQLL:
["in", "repository_id", 1234, 2345]
["==", "classification", "classified"]
["and", ["in", "repository_id", 1234, 2345], ["==", "classification", "classified"]]