PROP the Origami detective (part 5)

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A week later her colleague Peter came in again and said:

The story is repeating:
We have just caught a criminal and found a piece of paper on him.
There is some code on it but we can't figure out what that means.
We think it has something to do with a burglary.
Maybe it tells us what is stolen.
Do you have any idea?

He showed the paper. This is what was on it:

       B
                        1
   A       C       D -------> B

       D


      B,D

   -       -       D=0.4(B-A)     M=1/2(A-C)
   A       C       E=0.4(B-C)     F=0.8(B-M)


        1               1
   C -------> D    A -------> E

        1
   D -------> F    B -------> F
                        6

She took a sheet of Origami paper and ...