public void startGame() {
    if(players.size() == 2) {
      board.addPiece(new Piece(PieceColor.BLACK, 3, 3));
      board.addPiece(new Piece(PieceColor.BLACK, 4, 4));
      board.addPiece(new Piece(PieceColor.WHITE, 3, 4));
      board.addPiece(new Piece(PieceColor.WHITE, 4, 3));
      
      for(Player p : players) {
        p.setScore(2);
      }
      
      currentPlayer = players.get(0);
      currentPlayer.setActive(true);
      
      state = GameState.DURING;
      
      setChanged();
      notifyObservers();
    }
  }