When us open (2) is the championship what is the surface?
CREATE TABLE table_24901152_2 (surface VARCHAR, championship VARCHAR)
SELECT surface FROM table_24901152_2 WHERE championship = "US Open (2)"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_24901152_2 (surface VARCHAR, championship VARCHAR) Question: When us open (2) is the championship what is the surface? [/INST] SELECT surface FROM table_24901152_2 WHERE championship = "US Open (2)" </s>