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258: 3 bulldozer-heptacubes, 3 notch-heptacubes, 3 pointer-heptacubes
2 solutions for D, 3 solutions for B and 5 solutions for C
3×
3×
3×
empty cube at D
(1 of 2)
empty cube at D
(2 of 2)
empty cube at B
(1 of 3)
empty cube at B
(2 of 3)
empty cube at B
(3 of 3)