private static Move BackwardLeftCaptureForBlack(int r, int c, Board board){
        
        Move backwardLeftCapture = null;
        
        if(r<Board.rows-2 && c<Board.cols-2 && (
                board.cell[r+1][c+1].equals(CellEntry.white)
                || board.cell[r+1][c+1].equals(CellEntry.whiteKing)
                )
                && board.cell[r+2][c+2].equals(CellEntry.empty)
                )
        {
             backwardLeftCapture = new Move(r,c,r+2,c+2);
             //System.out.println("Backward Left Capture for Black");
        }
        
        return backwardLeftCapture;
    }