Database: activity_1
Question: Which faculty members are playing either Canoeing or Kayaking? Tell me their first names.
SQL: select distinct t1.lname from faculty as t1 join faculty_participates_in as t2 on t1.facid  =  t2.facid join activity as t3 on t2.actid  =  t2.actid where t3.activity_name  =  'canoeing' or t3.activity_name  =  'kayaking'