นักแข่งคนใดมีทีม officine alfieri maserati และอยู่ในประเภท non-championship f2 และมีตำแหน่ง 2 รวมถึงวันที่ 9/1952?ไม่จำเป็นต้องใช้ตารางทั้งหมด
what driver has a team of officine alfieri maserati and belongs to the class of non-championship f2 and has a position of 2 as well as a date of 9/1952?It is not neccessary to use all the tables.
 table_name_51:  (driver [ VARCHAR ] date [ VARCHAR ] position [ VARCHAR ] team [ VARCHAR ] class [ VARCHAR) ]
SELECT driver FROM table_name_51 WHERE team = "officine alfieri maserati" AND class = "non-championship f2" AND position = 2 AND date = "9/1952"