query: SELECT avg(T1.sales) FROM journal AS T1 JOIN journal_committee AS T2 ON T1.journal_ID  =  T2.journal_ID WHERE T2.work_type  =  'Photo'
question: What-what the average sales of journals that have editor whose works types are 'Photo'?
query_toks: SELECT avg ( T1.sales ) FROM journal AS T1 JOIN journal_committee AS T2 ON T1.journal_ID = T2.journal_ID WHERE T2.work_type = 'Photo '
query_toks_no_value: select avg ( t1 . sales ) from journal as t1 join journal_committee as t2 on t1 . journal_id = t2 . journal_id where t2 . work_type = value
question_toks: What-what the average sales of journals that have editor whose works types are 'Photo'?