How many locations are listed for the Big 12 Conference?
CREATE TABLE table_22645714_5 (tournament_venue__city_ VARCHAR, conference VARCHAR)
SELECT COUNT(tournament_venue__city_) FROM table_22645714_5 WHERE conference = "Big 12 conference"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_22645714_5 (tournament_venue__city_ VARCHAR, conference VARCHAR) Question: How many locations are listed for the Big 12 Conference? [/INST] SELECT COUNT(tournament_venue__city_) FROM table_22645714_5 WHERE conference = "Big 12 conference" </s>