which episode of the season aired on october20,2012
CREATE TABLE table_29196086_4 (no_in_season INTEGER, original_air_date VARCHAR)
SELECT MAX(no_in_season) FROM table_29196086_4 WHERE original_air_date = "October20,2012"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_29196086_4 (no_in_season INTEGER, original_air_date VARCHAR) Question: which episode of the season aired on october20,2012 [/INST] SELECT MAX(no_in_season) FROM table_29196086_4 WHERE original_air_date = "October20,2012" </s>