There are three difficulties to choose from.
All three puzzles have the same solution.A) Apprentice (mainstream edition).
B) Master (19 Intersections, 1 Naked Pair, 1 Naked Quad,
2 Finned Swordfish: one in g1 and one in g3,
1 XY-Wing in g3).
Select to view GRID numbers.C) Guru (27 Intersections, 2 Naked Pairs, 1 Naked Quad, 1 Swordfish, 2 Finned Swordfish, 1 XY-Chain up to 5 links, 2 longer XY-Chains, 2 XY-X-Chains up to 3 links, 4 longer XY-X-Chains, 1 Grouped XY-Chain).
Regular Samurai #14A (Apprentice)Rating based on required solving techniques: Hard
000080000000001580030009700090006000007300012005070000000047000000000000601000000
080000040007800030000003000000010000460020380000000029000400000000070006001090008
000000000000095000000200001000007100072000000005009200000050000000300000900006008
000008000000007000100060900000010000030705090702000008000003000300000060410690000
000001000000007200008000090100002080070500001060400020000800005609000000007000906
Regular Samurai #14B (Master)Rating based on required solving techniques: Super Hard
000080000000001580030009700090006000007300012005070000000047000000000000601000000
080000040007800030000003000000010000460020380000000029000400000000070006001090008
000000000000095000000200001000007000072000000005009200000050000000300000900006008
000008000000007000100060900000010000030705090702000008000003000300000060410690000
000001000000007200008000090100002080070500001060400020000800005609000000007000906
Regular Samurai #14C (Guru)Rating based on required solving techniques: Ultra Hard
000080000000001580030009700090006000007300012005070000000047000000000000601000000
080000040007800030000003000000010000460020380000000029000400000000070006001090008
000000000000095000000200001000007000072000000005009200000000000000300000900006008
000008000000007000100060900000010000030705090702000008000003000300000060410690000
000001000000007200008000090100002080070500001060400020000800005609000000007000906
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