query: SELECT max(created) FROM votes WHERE state  =  'CA'
question: What-all last date created of vote from that state 'CA'?
query_toks: SELECT max ( created ) FROM votes WHERE state = 'CA '
query_toks_no_value: select max ( created ) from votes where state = value
question_toks: What-all last date created of vote from that state 'CA'?