The Cavalier polo team, unbeaten in two games faces what will probably be its toughest competition of the fall season Sunday when Cornell comes to town. The club has beaten Farmington and Harvard in recent weeks led by Reid Graham, John Stuart, Roger Steele, Mark Pirrung and Jake Kenworthy. The match will be held at the Farmington Polo Field on Garth Road, on Sunday afternoon at 2:30.