ผู้เล่นคนไหนทำ 4 ทัชดาวน์ขณะเล่นกองหลังซ้าย?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
Which player made 4 touchdowns while playing left halfback?It is not neccessary to use all the tables.
 table_14342210_6:  (player [ VARCHAR ] touchdowns [ VARCHAR ] position [ VARCHAR) ]
SELECT player FROM table_14342210_6 WHERE touchdowns = 4 AND position = "Left halfback"