change category cover (8568) -> meta
change category album_cover (640) -> meta
change category back_cover (41) -> meta
change category book_cover (188) -> meta
change category cover_page (4601) -> meta
change category dvd_cover (59) -> meta
change category magazine_cover (1711) -> meta
change category video_game_cover (57) -> meta
change category cover_art (5101) -> meta
create implication cover_page (4601) -> cover_art (5101)