ZACH BOYCHUK ผู้เล่น 7 คนมีตำแหน่งอย่างไรในแคนาดา? ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
WHAT IS THE POSITION FOR CANADA ROUND SMALLER THAN 7 PLAYER ZACH BOYCHUK?It is not neccessary to use all the tables.
 table_name_4:  (position [ VARCHAR ] player [ VARCHAR ] nationality [ VARCHAR ] round [ VARCHAR) ]
SELECT position FROM table_name_4 WHERE nationality = "canada" AND round < 7 AND player = "zach boychuk"