3 Locks Puzzle

3 Locks PuzzleI have a safe with three keycard locks. That is, each lock is like a hotel door lock where you insert a card to operate the lock. I have three cards that look identical, a correct card for each of the locks. The safe operates as follows. If only one or two of... Continue Reading →

Sinquefield Cup 2017: An epic chess battle and a “Puzzle” (?)

Sinquefield Cup 2017 is progressing well and taking interesting twists and turns! Here is an analysis video of an epic chess battle between Magnus Carlsen and Maxime Vachier-Lagrave (aka MVL).   The game was equal for most of the part, and yet ultimately Carlsen ended up losing it! Check subtle traps and strategies explained by... Continue Reading →

Blog at WordPress.com.

Up ↑