MESON Chess Problem Database

Problem Display
PID: 33444 (R7/1p4pr/n7/N2p3p/3K4/4p3/b1Q5/k7 w - - 0 1)

Gulyaev, Aleksandr Pavlovich (aka Grin, AP)

2nd Prize, Shakhmaty, 1929

R7/1p4pr/n7/N2p3p/3K4/4p3/b1Q5/k7

#3

4 + 9

3773 FIDE Album (1914-1944) (II) 1972

SOLUTION

  • SOUND
  • Sets
    • 1...Bb1
      • 2.Sb3#
    • 1...Bb3
      • 2.Sxb3#
    • 1...Sb4
      • 2.Sb3#
    • 1...Sc5
      • 2.Qc1+
        • 2...Bb1
          • 3.Sb3#
    • 1...Sc7
      • 2.Sb3#
    • 1...Sb8
      • 2.Sb3#
    • 1...b5
      • 2.Rxa6
        • threat
          • 3.Sb3#
        • 2...Bb3
          • 3.Sxb3#
  • Tries
    • 1.Sc4?
      • threat
        • 2.Qb2#
      • 1...dxc4
        • 2.Kc3
          • threat
            • 3.Qb2#
      • 1...Bxc4!
    • 1.Rxa6?
      • threat
        • 2.Sb3#
      • 1...Bb3
        • 2.Sxb3#
      • 1...bxa6!
    • 1.Rf8?
      • threat
        • 2.Sb3+
          • 2...Bxb3
            • 3.Rf1#
        • 2.Rf1+
          • 2...Bb1
            • 3.Sb3#
            • 3.Rxb1#
            • 3.Qxb1#
        • 2.Qc3+
          • 2...Kb1
            • 3.Rf1#
      • 1...Bc4
        • 2.Sb3+
          • 2...Bxb3
            • 3.Rf1#
        • 2.Sxc4
          • threat
            • 3.Rf1#
            • 3.Qb2#
        • 2.Rf1+
          • 2...Bxf1
            • 3.Sb3#
      • 1...Sc5
        • 2.Rf1+
          • 2...Bb1
            • 3.Rxb1#
            • 3.Qxb1#
        • 2.Qc3+
          • 2...Kb1
            • 3.Rf1#
      • 1...e2!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Sb4
          • threat
            • 3.Qxa2#
          • 2...Sxb4
            • 3.Qc1#
          • 2...Bb1
            • 3.Qc3#
          • 2...Bb3
            • 3.Qc1#
          • 2...Bc4
            • 3.Qc1#
      • 1...bxc6
        • 2.Qc1+
          • 2...Bb1
            • 3.Rxa6#
      • 1...Bb1
        • 2.Qc3+
          • 2...Ka2
            • 3.Sb4#
      • 1...Bb3
        • 2.Qc1+
          • 2...Ka2
            • 3.Sb4#
      • 1...Bc4
        • 2.Sb4
          • threat
            • 3.Qc1#
          • 2...Ba2
            • 3.Qxa2#
          • 2...Bd3
            • 3.Qa2#

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