public string Play()
{
Deck deck = new Deck();
string result = "<h3>Dealing cards ...</h3>";
result += deck.Deal(_player1, _player2);
result += "<h3>Begin Battle...</h3>";
int round = 0;
while (_player1.Cards.Count != 0 && _player2.Cards.Count != 0)
{
Battle battle = new Battle();
result += battle.PerformBattle(_player1, _player2);
round++;
if (round>20)
break;
}
result += determineWinner();
return result;
}