query: SELECT T1.Participant_ID ,  T1.Participant_Type_Code ,  count(*) FROM Participants AS T1 JOIN Participants_in_Events AS T2 ON T1.Participant_ID  =  T2.Participant_ID GROUP BY T1.Participant_ID
question: How many event each participant attend? Are Listing participant id, types and number.
query_toks: SELECT T1.Participant_ID , T1.Participant_Type_Code , count ( * ) FROM Participants AS T1 JOIN Participants_in_Events AS T2 ON T1.Participant_ID = T2.Participant_ID GROUP BY T1.Participant_ID
query_toks_no_value: select t1 . participant_id , t1 . participant_type_code , count ( * ) from participants as t1 join participants_in_events as t2 on t1 . participant_id = t2 . participant_id group by t1 . participant_id
question_toks: How many event each participant attend? Are Listing participant id, types and number.