CREATE TABLE table_17583 ("Season" CLOB, "Mens singles" CLOB, "Womens singles" CLOB, "Mens doubles" CLOB, "Womens doubles" CLOB, "Mixed doubles" CLOB)

Who won the womens singles in the 1958/1959 season?
SELECT "Womens singles" FROM table_17583 WHERE "Season" = '1958/1959'
SELECT "Womens singles" FROM "table_17583" WHERE "Season" = '1958/1959'