It sounds like you might be referring to a specific document or article titled something like "Czech Wife WSAP" — possibly an academic paper, a dataset description, or a technical report.
Outside of television, the term is also used to describe or partner-swapping within the "lifestyle" community. czech wife wsap
The Czech‑Home Hub turns a regular chat group into a semi‑private “home base” where Czech‑heritage families (or anyone who wants to share Czech culture) can: It sounds like you might be referring to