Name the winners of the mens doubles in the season of 1963/64.
CREATE TABLE table_28211988_4 (mens_doubles VARCHAR, season VARCHAR)
SELECT mens_doubles FROM table_28211988_4 WHERE season = "1963/64"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_28211988_4 (mens_doubles VARCHAR, season VARCHAR) Question: Name the winners of the mens doubles in the season of 1963/64. [/INST] SELECT mens_doubles FROM table_28211988_4 WHERE season = "1963/64" </s>