Solution to Puzzle

Here is an optimal sequence: g8 h8 b7 a8 g1 h1 h2 b8 (if g2 then h7!. White is fortunate that Black has no access to g2) a7 (Swindle coming!) g2 h7 pass a2 (big feeding sacrifice) a1 g7 b2 b1 (just!) 33-31.