query: SELECT product_description FROM products WHERE product_name  =  "Chocolate"
question: What-all of the product named " Chocolate is the description "?
query_toks: SELECT product_description FROM products WHERE product_name = `` Chocolate ''
query_toks_no_value: select product_description from products where product_name = value
question_toks: What-all of the product named " Chocolate is the description "?