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9 board burr
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9 Clones Loosely Knotted
Design and Copyright :
Frank Worrell
(2011).
A
B
C
D
E
F
G
H
I
Pieces
9
A
-
I
are congruent.
Selection
identical
Length
9
Goal
9×9×9
Solutions
2 / 1,244
Moves
19.15.14.4.2.1.2
Mar 10, 2011 by k16@chiba.email.ne.jp