MESON Chess Problem Database

Problem Display
PID: 127282 (5n2/K6p/8/1kpN4/R1p5/3P3r/3N2Q1/3n4 w - - 0 1)

Bilek, Rudolf

Sach, 1940

5n2/K6p/8/1kpN4/R1p5/3P3r/3N2Q1/3n4

#3

6 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sb2
      • 2.Sc3#
    • 1...Sf2
      • 2.Sc3#
    • 1...Sc3
      • 2.Sxc3#
    • 1...Se3
      • 2.Sc3#
  • Tries
    • 1.Ra6?
      • threat
        • 2.dxc4#
      • 1...Rxd3
        • 2.Qg7
          • threat
            • 3.Qb7#
          • 2...Sd7
            • 3.Qxd7#
      • 1...cxd3
        • 2.Qe4
          • threat
            • 3.Sc7#
            • 3.Qa4#
            • 3.Qc4#
          • 2...c4
            • 3.Qxc4#
        • 2.Qg4
          • threat
            • 3.Sc7#
            • 3.Qa4#
            • 3.Qc4#
          • 2...c4
            • 3.Qxc4#
      • 1...Rh4
        • 2.Sb1
          • threat
            • 3.Sa3#
        • 2.Qg7
          • threat
            • 3.Qb7#
          • 2...Rh6
            • 3.dxc4#
          • 2...Sd7
            • 3.Qxd7#
      • 1...Sb2
        • 2.Se4
          • threat
            • 3.Sec3#
            • 3.Sd6#
            • 3.Qxb2#
        • 2.Qg7
          • threat
            • 3.Qxb2#
            • 3.Qb7#
          • 2...Sa4
            • 3.dxc4#
      • 1...c3
        • 2.Sc4
          • threat
            • 3.Sa3#
            • 3.Sd6#
        • 2.Sc7+
          • 2...Kb4
            • 3.Qb7#
        • 2.Qe4
          • threat
            • 3.Sc7#
            • 3.Qa4#
            • 3.Qc4#
          • 2...c4
            • 3.Qxc4#
        • 2.Qg4
          • threat
            • 3.Sc7#
            • 3.Qa4#
            • 3.Qc4#
          • 2...c4
            • 3.Qxc4#
      • 1...Se3!
  • Keys
    • 1.Qg7!
      • threat
        • 2.Ra6
          • threat
            • 3.Qb7#
            • 3.dxc4#
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...Kxa4
        • 2.Qa1+
          • 2...Kb5
            • 3.Qa6#
      • 1...Kc6
        • 2.Ra6+
          • 2...Kb5
            • 3.Qb7#
            • 3.dxc4#
          • 2...Kxd5
            • 3.dxc4#
      • 1...Rxd3
        • 2.Ra6
          • threat
            • 3.Qb7#
          • 2...Sd7
            • 3.Qxd7#
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...cxd3
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...Rf3
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...Re3
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...Rg3
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...Rh4
        • 2.Ra6
          • threat
            • 3.Qb7#
          • 2...Rh6
            • 3.dxc4#
          • 2...Sd7
            • 3.Qxd7#
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...Rh6
        • 2.dxc4+
          • 2...Kxa4
            • 3.Qa1#
          • 2...Kc6
            • 3.Ra6#
            • 3.Qc7#
      • 1...Sb2
        • 2.Sc3+
          • 2...Kc6
            • 3.Ra6#
        • 2.Ra6
          • threat
            • 3.Qxb2#
            • 3.Qb7#
          • 2...Sa4
            • 3.dxc4#
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...Sf2
        • 2.Sc3+
          • 2...Kc6
            • 3.Ra6#
        • 2.Ra6
          • threat
            • 3.Qb2#
            • 3.Qb7#
            • 3.dxc4#
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...Sc3
        • 2.Sxc3+
          • 2...Kc6
            • 3.Ra6#
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...Se3
        • 2.Sc3+
          • 2...Kc6
            • 3.Ra6#
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...c3
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#

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