What was the season number episode directed by John David Coles?
CREATE TABLE table_21781578_2 (season_no VARCHAR, directed_by VARCHAR)
SELECT season_no FROM table_21781578_2 WHERE directed_by = "John David Coles"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_21781578_2 (season_no VARCHAR, directed_by VARCHAR) Question: What was the season number episode directed by John David Coles? [/INST] SELECT season_no FROM table_21781578_2 WHERE directed_by = "John David Coles" </s>