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A puzzle which combines intersecting plungers with rotations of large portions.
Bram's Square is an idea by Bram Cohen. Take a 3x4 rectangle of which each of the 3x3 sub-squares can be rotated. Bram first suggestion was a 5x6 rectangle, but even this 3x4 is already be extremely difficult to solve. On move-cycle is demonstrated in the images.
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Thank you to the following people for their assistance in helping collect the information on this page: Andreas Nortmann, Brandon Enright.
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