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Are you David Rubicon, author of the books below?
The Solving Guide of the Rubik's Cube Puzzle by David Rubicon Joining the Colours of A RUBIK'S CUBE by David Rubicon Joining the Colours of A CUBE by David Rubicon Joining the Colours of A CUBE by David Rubicon Joining the Colours of A RUBIK'S CUBE by David Rubicon The Original Rubik's Cube Solving Method by David Rubicon The Solving Guide of the Rubik's Cube Puzzle by David Rubicon The Solving Guide of the Rubik’s Cube Puzzle by David Rubicon How to Solve My Rubik’s Cube by David Rubicon The Solving Guide of the Rubik’s Cube Puzzle by David Rubicon


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