Question: Turtle command fractal

Using the Turtle Commands where the following letters represent commands:

F - forward movement
B - back
L - left
R - right

Create a fractal that looks like this one:

Attached is a Maple sheet with a program ReadFile in the beginning that allows for the use of the F,B,L,R letters that I found online. Does anyone see where I took a wrong turn? (haha)

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