I think the surfeit of bishopric is a hint that they are irrelevant >cough< - most people immediately see that the pawn promoted to queen gives white the win, a

I think the surfeit of bishopric is a hint that they are irrelevant >cough< - most people immediately see that the pawn promoted to queen gives white the win, a sort of 'don't even think about it' and that the likely solution is for white king to run forcing a draw. Black can only move the bishops back and forth. A dull end to what have must been a very strange game.