MESON Chess Problem Database

Problem Display
PID: 202108 (N7/p2p1ppP/k2P4/3BP3/1PKpp2r/4b2P/1PP4Q/8 w - - 0 1)

Tronov, Mikhail Vladimirovich

4th Prize, Shakhmaty, 1923

N7/p2p1ppP/k2P4/3BP3/1PKpp2r/4b2P/1PP4Q/8

#3

11 + 9

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rf4
      • 2.h8Q
        • threat
          • 3.Qc8#
    • 1...Rg4
      • 2.h8Q
        • threat
          • 3.Qc8#
    • 1...Bc1
      • 2.Kc5
        • threat
          • 3.Sc7#
    • 1...Bg1
      • 2.Qd2
        • threat
          • 3.b5#
    • 1...Bd2
      • 2.Qxd2
        • threat
          • 3.b5#
    • 1...Bf4
      • 2.Kc5
        • threat
          • 3.Sc7#
    • 1...Bh6
      • 2.Kc5
        • threat
          • 3.Sc7#
      • 2.h8Q
        • threat
          • 3.Qc8#
  • Tries
    • 1.Qg1?
      • threat
        • 2.Qa1#
      • 1...Bc1
        • 2.Kc5
          • threat
            • 3.Sc7#
        • 2.Sc7+
          • 2...Kb6
            • 3.Qxd4#
        • 2.Qxd4
          • threat
            • 3.Sc7#
        • 2.Qe1
          • threat
            • 3.b5#
          • 2...Bd2
            • 3.Qa1#
      • 1...Bxg1!
    • 1.Qh1?
      • threat
        • 2.Qa1#
      • 1...Bc1
        • 2.Kc5
          • threat
            • 3.Sc7#
        • 2.Qe1
          • threat
            • 3.b5#
          • 2...Bd2
            • 3.Qa1#
      • 1...Bg1!
    • 1.Qe2?
      • threat
        • 2.Qf1
          • threat
            • 3.Qa1#
          • 2...Bc1
            • 3.Kxd4#
        • 2.Qe1
          • threat
            • 3.Qa1#
            • 3.b5#
      • 1...Rf4
        • 2.Qe1
          • threat
            • 3.Qa1#
            • 3.b5#
        • 2.h8Q
          • threat
            • 3.Qc8#
      • 1...Rg4
        • 2.Qe1
          • threat
            • 3.Qa1#
            • 3.b5#
        • 2.h8Q
          • threat
            • 3.Qc8#
      • 1...Bg1
        • 2.Qe1
          • threat
            • 3.Qa1#
            • 3.b5#
        • 2.Qd2
          • threat
            • 3.b5#
      • 1...Bf2
        • 2.Qd2
          • threat
            • 3.b5#
      • 1...d3
        • 2.Sc7+
          • 2...Kb6
            • 3.Qxe3#
        • 2.Qe1
          • threat
            • 3.Qa1#
            • 3.b5#
        • 2.Qxe3
          • threat
            • 3.Sc7#
      • 1...Rxh3!
    • 1.h8R?
      • threat
        • 2.Sc7+
          • 2...Kb6
            • 3.Rb8#
        • 2.Rb8
          • threat
            • 3.Sc7#
            • 3.Bb7#
      • 1...Bd2
        • 2.Sc7+
          • 2...Kb6
            • 3.Rb8#
        • 2.Qxd2
          • threat
            • 3.b5#
      • 1...Rxh8!
  • Keys
    • 1.Qf4!
      • threat
        • 2.Qf1
          • threat
            • 3.Qa1#
          • 2...Bc1
            • 3.Kxd4#
      • 1...Rxh3
        • 2.Qxe4
          • threat
            • 3.Bb7#
      • 1...Rxf4
        • 2.h8Q
          • threat
            • 3.Qc8#
      • 1...Bxf4
        • 2.Kc5
          • threat
            • 3.Sc7#
      • 1...Rg4
        • 2.h8Q
          • threat
            • 3.Qc8#
      • 1...Bc1
        • 2.Kc5
          • threat
            • 3.Sc7#
      • 1...Bg1
        • 2.Qd2
          • threat
            • 3.b5#
      • 1...Bd2
        • 2.Qxd2
          • threat
            • 3.b5#
      • 1...Bf2
        • 2.Qd2
          • threat
            • 3.b5#
      • 1...d3
        • 2.Sc7+
          • 2...Kb6
            • 3.Qxe3#
        • 2.Qxe3
          • threat
            • 3.Sc7#

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