ราชินีร้องกี่เพลง?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
How many songs were sung by queen?It is not neccessary to use all the tables.
 table_15383430_1:  (result [ VARCHAR ] original_artist [ VARCHAR) ]
SELECT COUNT(result) FROM table_15383430_1 WHERE original_artist = "Queen"