Which episode number had a viewership of 0.56 million?
CREATE TABLE table_26961951_6 (no_in_series INTEGER, us_viewers__million_ VARCHAR)
SELECT MAX(no_in_series) FROM table_26961951_6 WHERE us_viewers__million_ = "0.56"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_26961951_6 (no_in_series INTEGER, us_viewers__million_ VARCHAR) Question: Which episode number had a viewership of 0.56 million? [/INST] SELECT MAX(no_in_series) FROM table_26961951_6 WHERE us_viewers__million_ = "0.56" </s>