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'
Which faculty members are playing either Canoeing or Kayaking? Tell me their first names.
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 '
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 = value or t3 . activity_name = value
Which faculty members are playing either Canoeing or Kayaking ? Tell me their first names .