As a Wikipedia user I want to be able to search through categories using the logical operator OR so that I can expand my search area possible in one search.
"deepcat: Physik OR deepcat: Kunst"
gives no results because it gets converted to
"incategory:id:1|id:2|id:3 OR incategory:id:8|id:7|id:6"
CirrusSearch does not support that syntax.
Could be addressed in the gadget by parsing and converting the term to