query: SELECT Product_Name FROM Products WHERE Product_ID NOT IN (SELECT Product_ID FROM Products_in_Events)
question: List the names of products which what ain't in no event.
query_toks: SELECT Product_Name FROM Products WHERE Product_ID NOT IN ( SELECT Product_ID FROM Products_in_Events )
query_toks_no_value: select product_name from products where product_id not in ( select product_id from products_in_events )
question_toks: List the names of products which what ain't in no event.