: Specific morphological marking (prefixes/suffixes) for the passive. 272

The request "feature: WALS Julie sets 269-272" does not correspond to standard features in the current World Atlas of Language Structures (WALS) Online , which typically lists roughly 140 to 190 primary features.

: Whether the language allows "impersonal" passives of verbs like "run" or "dance." How to Verify

: Presence/absence of a "promotional" passive. 270

However, based on linguistic research patterns, this likely refers to a specific subset of data or "sets" within a larger typological database—potentially related to the work of (University of Pennsylvania), who has published extensively on voice, passives, and grammatical relations. Potential Context: Julie Anne Legate’s Voice Database