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 visitor (name VARCHAR, id VARCHAR); CREATE TABLE museum (Museum_ID VARCHAR, open_year INTEGER); CREATE TABLE visit (visitor_id VARCHAR, Museum_ID VARCHAR)
### Question:
What is the name of the visitor who visited both a museum opened before 2009 and a museum opened after 2011?
### Answer:
SELECT t1.name FROM visitor AS t1 JOIN visit AS t2 ON t1.id = t2.visitor_id JOIN museum AS t3 ON t3.Museum_ID = t2.Museum_ID WHERE t3.open_year < 2009 INTERSECT SELECT t1.name FROM visitor AS t1 JOIN visit AS t2 ON t1.id = t2.visitor_id JOIN museum AS t3 ON t3.Museum_ID = t2.Museum_ID WHERE t3.open_year > 2011