| 摘要 |
The invention relates to a cylindrical logical toy to be used individually or for competition in a group. It contains elements provided with distinguishing marks arranged in nests formed on the cylindrical mantle, in the rings of the cylinder. Arrangement of the elements enables the player to rearrange the elements with identical mark according to a predetermined variation. The elements can be moved concentrically and with a certain limitation along the cylindrical mantle.
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