Which chassis had Rounds of 7, and an Entrant of Ecurie Rosier?
CREATE TABLE table_name_15 (chassis VARCHAR, rounds VARCHAR, entrant VARCHAR)
SELECT chassis FROM table_name_15 WHERE rounds = "7" AND entrant = "ecurie rosier"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_15 (chassis VARCHAR, rounds VARCHAR, entrant VARCHAR) Question: Which chassis had Rounds of 7, and an Entrant of Ecurie Rosier? [/INST] SELECT chassis FROM table_name_15 WHERE rounds = "7" AND entrant = "ecurie rosier" </s>