CREATE TABLE table_43810 ("Tie no" TEXT, "Home team" TEXT, "Score" TEXT, "Away team" TEXT, "Attendance" TEXT)

WHAT IS THE AWAY TEAM WHEN HOME IS LEEDS UNITED?
SELECT "Away team" FROM table_43810 WHERE "Home team" = 'leeds united'
SELECT "Away team" FROM "table_43810" WHERE "Home team" = 'leeds united'