CREATE TABLE table_21447 ("Team #1" CLOB, "Points" CLOB, "Team #2" CLOB, "1st leg" CLOB, "2nd leg" CLOB)

Who played River Plate?
SELECT "Team #2" FROM table_21447 WHERE "Team #1" = 'River Plate'
SELECT "Team #2" FROM "table_21447" WHERE "Team #1" = 'River Plate'