อาชีพของ John Marvin Wierenga คืออะไร?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
What is John Marvin Wierenga's occupation?It is not neccessary to use all the tables.
 table_66709:  "Riding" [ text]  "Gender" [ text]  "Residence" [ text]  "Occupation" [ text]  "Votes" [ real]  "Rank" [ text] 
SELECT "Occupation" FROM table_66709 WHERE "Candidate's Name" = 'john marvin wierenga'