Who was the coach for episode 15?
CREATE TABLE table_2140071_8 (coach VARCHAR, episode VARCHAR)
SELECT coach FROM table_2140071_8 WHERE episode = 15
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_2140071_8 (coach VARCHAR, episode VARCHAR) Question: Who was the coach for episode 15? [/INST] SELECT coach FROM table_2140071_8 WHERE episode = 15 </s>