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4
Notchable Unique Impossible Length 10
Design :
石野恵一郎
(ISHINO Keiichiro) (2002).
A
B
C
D
E
F
Pieces
6
C
-
D
are congruent.
Length
6-8
Holes
8
Solutions
1 / 64
Moves
4.4
Aug 21, 2002 by k16@chiba.email.ne.jp