In which championship did John Newcombe play against Ken Rosewall in the final match?
CREATE TABLE table_23259077_1 (championship VARCHAR, opponent_in_the_final VARCHAR)
SELECT championship FROM table_23259077_1 WHERE opponent_in_the_final = "Ken Rosewall"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23259077_1 (championship VARCHAR, opponent_in_the_final VARCHAR) Question: In which championship did John Newcombe play against Ken Rosewall in the final match? [/INST] SELECT championship FROM table_23259077_1 WHERE opponent_in_the_final = "Ken Rosewall" </s>