CREATE TABLE table_21450 ("Team #1" CLOB, "Points" CLOB, "Team #2" CLOB, "1st leg" CLOB, "2nd leg" CLOB)

Who played against team 1 Liverpool?
SELECT "Team #2" FROM table_21450 WHERE "Team #1" = 'Liverpool'
SELECT "Team #2" FROM "table_21450" WHERE "Team #1" = 'Liverpool'