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11
Invisible Spine
Design and Copyright :
Andrey Ustjuzhanin
(2015).
A
B
C
D
E
F
G
Pieces
7
Selection
random
Length
7
Goal
7×7×7
Holes
22
Solutions
1 / 4
Moves
9.4.2.2.2
Sep 2, 2015 by k16@chiba.email.ne.jp