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14
Sandbox
Design and Copyright :
Émil Áskerli
(2016).
A
B
C
D
E
F
G
H
I
J
K
L
Pieces
12
A
-
B
,
C
-
D
,
E
-
H
,
I
-
J
,
K
-
L
are congruent.
Selection
pair
Goal
12×12×4
Holes
28
Solutions
1 / 2,779
Moves
32.17.6.3.3.3.2.2.4.3.3
Dec 30, 2016 by k16@chiba.email.ne.jp