Glenn Maxwell fought through cramps to smash an unbeaten 201 off 128 balls, single-handedly guiding Australia to an improbable three-wicket win over Afghanistan in a World Cup match on Tuesday and sealing the team's spot in the semi-finals. Afghanistan appeared set for a famous victory against five-time champions Australia at the floodlit Wankhede Stadium, reducing them to 91 for seven wickets after setting them a victory target of 292.