private void placeStartingPieces() {
        for (int i = 0; i < SIDE; i++) {
            placePiecePair(PieceType.PAWN, i);
        }

        placePiecePair(PieceType.ROOK, 0);
        placePiecePair(PieceType.KNIGHT, 1);
        placePiecePair(PieceType.BISHOP, 2);

        placePiecePair(PieceType.QUEEN, 3);
        placePiecePair(PieceType.KING, 4);

        placePiecePair(PieceType.BISHOP, 5);
        placePiecePair(PieceType.KNIGHT, 6);
        placePiecePair(PieceType.ROOK, 7);
    }