CREATE TABLE table_31995 ("Year" FLOAT, "Competition" CLOB, "Date" CLOB, "Location" CLOB, "Score" CLOB, "Result" CLOB)

Tell me the date for warsaw 1929
SELECT "Date" FROM table_31995 WHERE "Location" = 'warsaw' AND "Year" = '1929'
SELECT "Date" FROM "table_31995" WHERE "Location" = 'warsaw' AND "Year" = '1929'