Agreed. An example where a human easily finds a win while a computer fails would be much more convincing of the point Penrose is trying to make. Anyway this p

Agreed. An example where a human easily finds a win while a computer fails would be much more convincing of the point Penrose is trying to make. Anyway this position reminds me of the fact that if there is any kind of situation where computers struggle it's exactly these kinds : where everything is closed apart from a few pieces. IIRC that was exploited by grandmaster Hikaru Nakamura few years ago for his handicap match against chess engine Komodo.