Question: Show the names of all the activities Mark Giuliano participates in.
SQL: SELECT T3.activity_name FROM Faculty AS T1 JOIN Faculty_participates_in AS T2 ON T1.facID   =   T2.facID JOIN Activity AS T3 ON T3.actid   =   T2.actid WHERE T1.fname   =   "Mark" AND T1.lname   =   "Giuliano"