What are the names of the playlists? Available is defined as able to be used or obtained; at someone's disposal
select name from playlists
How many tracks are in the playlist "movies"?
select count ( * ) from tracks as t1 join playlist_tracks as t2 on t1.id = t2.track_id join playlists as t3 on t3.id = t2.playlist_id where t3.name = "Movies"
Please list the name(s) of the tracks in the playlist "Movies".
select t1.name from tracks as t1 join playlist_tracks as t2 on t1.id = t2.track_id join playlists as t3 on t3.id = t2.playlist_id where t3.name = "Movies"