Table: tv_episode_data_143
Columns: no_in_series
no_in_season
title
directed_by
written_by
original_air_date
production_code
u_s_viewers_million

Question: What is the production code for "chuck versus the balcony"?
SQL: SELECT "production_code" FROM tv_episode_data_143 WHERE "title" = '"Chuck Versus the Balcony"'

Question: What episode title had a production code of 3x6306?
SQL: SELECT "title" FROM tv_episode_data_143 WHERE "production_code" = '3X6306'

Question: What date did the episode with a production code of 3x6316 originally air?
SQL: SELECT "original_air_date" FROM tv_episode_data_143 WHERE "production_code" = '3X6316'