query: SELECT product FROM product WHERE max_page_size  =  "A4" OR pages_per_minute_color  <  5
question: What are the products with the maximum page size eqal to A4 or a pages per minute color less than 5?
query_toks: SELECT product FROM product WHERE max_page_size = `` A4 '' OR pages_per_minute_color < 5
query_toks_no_value: select product from product where max_page_size = value or pages_per_minute_color < value
question_toks: What are the products with the maximum page size eqal to A4 or a pages per minute color less than 5?