Complete the following sentence: Before being supplanted by the FIFA Club World Cup, the now defunct Intercontinental Cup served as a "de facto" annual world club championship contested by the European and South American club champions. Manchester United<unk>wins it in 1999, the only time an English team won. English clubs contested the cup on five other occasions (
1968, 1980, 1981, 1982 and 1984), losing each time.