query: SELECT min(Number_products) ,  max(Number_products) FROM shop
question: find that minimum and maximum number of products of all stores.
query_toks: SELECT min ( Number_products ) , max ( Number_products ) FROM shop
query_toks_no_value: select min ( number_products ) , max ( number_products ) from shop
question_toks: find that minimum and maximum number of products of all stores.