query: SELECT avg(age) ,  min(age) FROM artist WHERE country  =  'United States'
question: Do Return the ages average and minimum alla artist United States.
query_toks: SELECT avg ( age ) , min ( age ) FROM artist WHERE country = 'United States '
query_toks_no_value: select avg ( age ) , min ( age ) from artist where country = value
question_toks: Do Return the ages average and minimum alla artist United States.