CREATE TABLE performance (bandmate VARCHAR(255), songid VARCHAR(255)); CREATE TABLE songs (songid VARCHAR(255), Title VARCHAR(255)); CREATE TABLE band (id VARCHAR(255))
Hom many musicians performed in the song "Flash"?
    
SQL: SELECT COUNT(*) FROM performance AS T1 JOIN band AS T2 ON T1.bandmate = T2.id JOIN songs AS T3 ON T3.songid = T1.songid WHERE T3.Title = "Flash"