private double getScoreWallAtRight(int[][] boardMatrix, int x, int y, int pieceWalling) {
		double score = 0;
		int pieceInWall = 0;
		
		if (y != 0) {
			if (boardMatrix[x + 1][y - 1] == pieceWalling) {
				++pieceInWall;
			}
		} else {
			++pieceInWall;
		}
		
		if (boardMatrix[x + 1][y] == pieceWalling) {
			++pieceInWall;
		}
		
		if (y + 1 != Board.BOARD_SIZE) {
			if (boardMatrix[x + 1][y + 1] == pieceWalling) {
				++pieceInWall;
			}
		}
		
		if (pieceInWall == 2) {
			score += TWO_SIDE_WALL_VALUE;
		} else if (pieceInWall == 3) {
			score += THREE_SIDE_WALL_VALUE;
		}
		
		return score;
	}