Each post in Wikipedia can be assigned one or more categories. To a great extent, you can consider this information as internal to Wikipedia. Nevertheless, it may help to focus your filtering.

Here are some sample values for wikipedia.categories for a single Wikipedia page:

  • People_from_London
  • Living_people, English_television_actors
  • Young_Artist_Award_winners
  • English_voice_actors
  • English_child_actors
  • 1992_births


  1. Filter for Wikipedia posts that include "beverage" in their category string:

    wikipedia.categories contains "beverage"

  2. Filter for Wikipedia posts with a specified category string:

    wikipedia.categories == "People_from_London"

Resource information

Target service: Wikipedia

Type: array(string)

Array: Yes

Always exists: No