What opponent used the Ko method, and a 6-0 record?
CREATE TABLE table_name_12 (opponent VARCHAR, method VARCHAR, record VARCHAR)
SELECT opponent FROM table_name_12 WHERE method = "ko" AND record = "6-0"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_12 (opponent VARCHAR, method VARCHAR, record VARCHAR) Question: What opponent used the Ko method, and a 6-0 record? [/INST] SELECT opponent FROM table_name_12 WHERE method = "ko" AND record = "6-0" </s>