CREATE TABLE table_32231 ("Date" CLOB, "Venue" CLOB, "Score" CLOB, "Result" CLOB, "Competition" CLOB)

What date was the Competition of rothmans cup?
SELECT "Date" FROM table_32231 WHERE "Competition" = 'rothmans cup'
SELECT "Date" FROM "table_32231" WHERE "Competition" = 'rothmans cup'