How many times did Roy Emerson win the Australian Open?
CREATE TABLE table_197638_6 (australian_open VARCHAR, player VARCHAR)
SELECT COUNT(australian_open) FROM table_197638_6 WHERE player = "Roy Emerson"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_197638_6 (australian_open VARCHAR, player VARCHAR) Question: How many times did Roy Emerson win the Australian Open? [/INST] SELECT COUNT(australian_open) FROM table_197638_6 WHERE player = "Roy Emerson" </s>