text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE activity (actid VARCHAR, activity_name VARCHAR); CREATE TABLE participates_in (stuid VARCHAR)
  ### Question:
  Find the ids of the students who participate in Canoeing and Kayaking.
  ### Answer:
  SELECT T1.stuid FROM participates_in AS T1 JOIN activity AS T2 ON T2.actid = T2.actid WHERE T2.activity_name = 'Canoeing' INTERSECT SELECT T1.stuid FROM participates_in AS T1 JOIN activity AS T2 ON T2.actid = T2.actid WHERE T2.activity_name = 'Kayaking'