What is the number of commanders that had 0 off 63 men killed?
CREATE TABLE table_2596811_12 (commander VARCHAR, killed VARCHAR)
SELECT COUNT(commander) FROM table_2596811_12 WHERE killed = "0 off 63 men"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_2596811_12 (commander VARCHAR, killed VARCHAR) Question: What is the number of commanders that had 0 off 63 men killed? [/INST] SELECT COUNT(commander) FROM table_2596811_12 WHERE killed = "0 off 63 men" </s>