SELECT count(DISTINCT T3.title) FROM albums AS T1 JOIN tracklists AS T2 ON T1.aid  =  T2.albumid JOIN songs AS T3 ON T2.songid  =  T3.songid WHERE t1.type  =  "Studio"
How many songs appear in studio albums?
SELECT count ( DISTINCT T3.title ) FROM albums AS T1 JOIN tracklists AS T2 ON T1.aid = T2.albumid JOIN songs AS T3 ON T2.songid = T3.songid WHERE t1.type = `` Studio ''
select count ( distinct t3 . title ) from albums as t1 join tracklists as t2 on t1 . aid = t2 . albumid join songs as t3 on t2 . songid = t3 . songid where t1 . type = value
How many songs appear in studio albums ?