Name the number of semifinals for tt2
CREATE TABLE table_18646111_13 (semifinals VARCHAR, class VARCHAR)
SELECT COUNT(semifinals) FROM table_18646111_13 WHERE class = "TT2"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_18646111_13 (semifinals VARCHAR, class VARCHAR) Question: Name the number of semifinals for tt2 [/INST] SELECT COUNT(semifinals) FROM table_18646111_13 WHERE class = "TT2" </s>