The hardest chess puzzler was said to have circulated In the S.W.I.F.T Chess Tournament in Brussels back in 1987 when Jim Plaskett introduced it to the GMs there. Timman was there, Garry Kasparov was there, Karpov was there but also Nigel Short, Hubner, Winants, Eugenio Torre, Ben Larsen, Viktor Korchnoi and also in this elite group, the one and only Mikhail Tal. But the entire group, only ONE GM managed to solve it but who was it in the end? Can you do better than the players who tried to solve this chess puzzle and failed?
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