[previous configuration] [up to this 3D shape] [next configuration] ― Configuration code: RUvRLmUvLmUvLm

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• Start from
• rotate it with the two flaps in front, then lower the top two tiles (A and B) 180 degrees with a mountain fold, they become flaps
• rotate flaps A and B 90 degrees against each other
• open with a 90 degrees rotation into the final shape