During the act, Playing on Glasses, what was the semi-final?
CREATE TABLE table_23429629_4 (semi_final VARCHAR, act VARCHAR)
SELECT semi_final FROM table_23429629_4 WHERE act = "Playing on Glasses"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23429629_4 (semi_final VARCHAR, act VARCHAR) Question: During the act, Playing on Glasses, what was the semi-final? [/INST] SELECT semi_final FROM table_23429629_4 WHERE act = "Playing on Glasses" </s>