---
extends: existence
level: suggestion
link: https://redhat-documentation.github.io/vale-at-red-hat/docs/main/reference-guide/oxfordcomma/
message: "Use the Oxford comma in '%s'."
scope: sentence
nonword: true
tokens:
  - '(?:[^\s,]+,){1,} \w+ (?:and|or) \w+[.?!]'