query: SELECT allergytype FROM Allergy_type WHERE allergy  =  "Cat"
question: What-all of allergy Cat is that type?
query_toks: SELECT allergytype FROM Allergy_type WHERE allergy = `` Cat ''
query_toks_no_value: select allergytype from allergy_type where allergy = value
question_toks: What-all of allergy Cat is that type?