You see a boat filled with people. You look again, but this time you don’t see a single person on the boat. Why?
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sirmasterr Apr 25, 2021
We finally reached 50 members! To celebrate, I have a very difficult puzzle. In fact, Bobby Fischer himself was unable to solve it in 30 minutes. https://www.youtube.com/watch?v=tvMftUQJl5Q&t=180s Mate in 3
Difficult (There are 2 solutions.)
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sirmasterr Apr 20, 2021