Which series were played on April 18?
CREATE TABLE table_23286112_12 (series VARCHAR, date VARCHAR)
SELECT series FROM table_23286112_12 WHERE date = "April 18"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23286112_12 (series VARCHAR, date VARCHAR) Question: Which series were played on April 18? [/INST] SELECT series FROM table_23286112_12 WHERE date = "April 18" </s>