public function getWinner(PlayerDeathEvent $event)
{
$targetlevel = $event->getTarget();
$players = count($this->getServer()->getLevelByName("DeadEndArena")->getPlayers());
if ($targetlevel->{$players} > 10) {
$event->{$players}->broadcastMessage("10 runners are alive and running!");
}
if ($targetlevel->{$players} > 1) {
$event->{$players}->broadcastMessage("We have a winner!");
$event->{$players}->teleport(260.4, 5, 19.3, Spawn);
}
}