Who was the winner when the iron chef is hiroyuki sakai?
CREATE TABLE table_23982399_12 (winner VARCHAR, iron_chef VARCHAR)
SELECT winner FROM table_23982399_12 WHERE iron_chef = "Hiroyuki Sakai"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23982399_12 (winner VARCHAR, iron_chef VARCHAR) Question: Who was the winner when the iron chef is hiroyuki sakai? [/INST] SELECT winner FROM table_23982399_12 WHERE iron_chef = "Hiroyuki Sakai" </s>