my attempt at a level:
-bk,-5b,-de,-5b -de,-5b,-da,10 -bj,-44,-bj,-5b -b3,-21,-bh,-3g -bh,-3g,-bi,-47 -aj,-u,-b3,-21 -9q,0,-aj,-u -8s,p,-9q,0 -7q,19,-8u,p -61,1h,-70,1f -70,1f,-7p,19 -61,1h,35,1k e5,1k,34,1j e5,1k,pj,1o pj,1o,173,1r 173,1r,1kl,20 1kn,20,1ki,21 1kl,21,1lr,1u 1jj,14r,1nq,1gr...