Striker Simone Zaza was Valencia's hero once again as he snatched victory in a five-goal thriller at Real Sociedad in which both sides were reduced to 10 men.

Manchester United will have the chance to add the Europa League to their bulging trophy cabinet after edging through a frantic, tempestuous semi-final against Celta Vigo.

Sevilla opened their Primera Division season with a deserved 2-1 win in an occasionally scrappy game at the Estadio Ramon Sanchez Pizjuan.