Turing Tumble Community

Harder version of challenge #47 from the book

If you move register B one notch northeast (so it becomes adjacent with register A), the puzzle is still solvable, but arguably a bit harder.

I found the solution! Here is the image:


And here is the online version:
http://lodev.org/jstumble/?board=erf1f0rf0lieer0fe0lfrrfe0lfrlferf_0_2