CREATE TABLE table_21351 ("Date" CLOB, "Opponent" CLOB, "Venue" CLOB, "Result" CLOB, "Attendance" FLOAT, "Competition" CLOB, "Man of the Match" CLOB)

On the 19th, where was the venue?
SELECT "Venue" FROM table_21351 WHERE "Date" = '19th'
SELECT "Venue" FROM "table_21351" WHERE "Date" = '19th'