Name the Round that has Res of win and an Opponent of demian maia?
CREATE TABLE table_name_15 (round INTEGER, res VARCHAR, opponent VARCHAR)
SELECT SUM(round) FROM table_name_15 WHERE res = "win" AND opponent = "demian maia"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_15 (round INTEGER, res VARCHAR, opponent VARCHAR) Question: Name the Round that has Res of win and an Opponent of demian maia? [/INST] SELECT SUM(round) FROM table_name_15 WHERE res = "win" AND opponent = "demian maia" </s>