core + attic (Attic Area): these terms have been either depricated from the core or extentions, or removed from pending as not accepted into the full vocabulary.

inPlaylist

Canonical URL: http://schema.org/inPlaylist

Thing > Property > inPlaylist

The playlist to which this recording belongs.

Usage: Between 10 and 100 domains
Values expected to be one of these types
MusicPlaylist
Used on these types
MusicRecording

Schema Version 3.2