Database: activity_1
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"