Lbhe pbawrpgher nobhg gur inphhz pnfr vf jebat. Gur evtug fvqr qbrfa'g znggre, gur fbyhgvba vf nyy nobhg gur cnjaf.
Yeah. My brute-force program found an answer (not "the" answer; there are at least two) overnight, and, once I see it, it's obvious.