MESON Chess Problem Database

Problem Display
PID: 215790 (rn6/2b2pN1/1rp4K/p1N1kBPP/1p3p2/1p3P2/3Q4/n7 w - - 0 1)

Perna, Alois

Oesterreichische Lesehalle, 1888

rn6/2b2pN1/1rp4K/p1N1kBPP/1p3p2/1p3P2/3Q4/n7

#4

8 + 12

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Be4!
      • threat
        • 2.Sf5
          • threat
            • 3.Qb2#
            • 3.Qd4#
          • 2...Sc2
            • 3.Qxf4+
              • 3...Kxf4
                • 4.Sd3#
      • 1...Rb5
        • 2.Qb2+
          • 2...Kd6
            • 3.Sf5+
              • 3...Kxc5
                • 4.Qd4#
      • 1...Bd8
        • 2.Sf5
          • threat
            • 3.Qb2#
            • 3.Qd4#
            • 3.Qd6#
          • 2...Bxg5+
            • 3.Kh7
              • threat
                • 4.Qb2#
                • 4.Qd4#
                • 4.Qd6#
              • 3...Kf6
                • 4.Qb2#
                • 4.Qd4#
                • 4.Qd6#
        • 2.Se8
          • threat
            • 3.Qb2#
            • 3.Qd6#
          • 2...Bxg5+
            • 3.Kh7
              • threat
                • 4.Qb2#
                • 4.Qd6#
      • 1...Sc2
        • 2.Sf5
          • threat
            • 3.Qxf4+
              • 3...Kxf4
                • 4.Sd3#
      • 1...b2
        • 2.Sf5
          • threat
            • 3.Qxb2#
            • 3.Qd4#
          • 2...Sc2
            • 3.Qxf4+
              • 3...Kxf4
                • 4.Sd3#
            • 3.Bxc2
              • threat
                • 4.Qd4#
          • 2...Sb3
            • 3.Qxf4+
              • 3...Kxf4
                • 4.Sd3#
            • 3.Qxb2+
              • 3...Sd4
                • 4.Qxd4#

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