ฤดูกาลไหนที่เขามี 0 แต้มและอันดับที่ 31 ไม่จำเป็นต้องใช้ตารางทั้งหมด
Which season did he have 0 points and 31st position?It is not neccessary to use all the tables.
 table_21429:  "Season" [ real]  "Series" [ text]  "Team" [ text]  "Races" [ real]  "Wins" [ real]  "Poles" [ real]  "FLaps" [ real]  "Podiums" [ real]  "Points" [ real]  "Position" [ text] 
SELECT MAX("Season") FROM table_21429 WHERE "Points" = '0' AND "Position" = '31st'