MESON Chess Problem Database

Problem Display
PID: 212872 (2r1r1n1/5p1b/2P1kB2/2P5/1p2p2P/R2Npp2/4P2K/7Q w - - 0 1)

de Zamora, Mateo

Chess World (The), 1868

2r1r1n1/5p1b/2P1kB2/2P5/1p2p2P/R2Npp2/4P2K/7Q

#4

9 + 10

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Qa1!
      • threat
        • 2.Qe5#
      • 1...Kd5
        • 2.Qd4+
          • 2...Kxc6
            • 3.Qd6+
              • 3...Kb5
                • 4.Qa6#
              • 3...Kb7
                • 4.Qb6#
      • 1...Kf5
        • 2.Qg1
          • threat
            • 3.Qg5+
              • 3...Ke6
                • 4.Sf4#
                • 4.Qe5#
            • 3.Sf4
              • threat
                • 4.Qg5#
              • 3...Kxf4
                • 4.Qg5#
              • 3...Kxf6
                • 4.Qg5#
          • 2...Ke6
            • 3.Sf4+
              • 3...Kf5
                • 4.Qg5#
              • 3...Kxf6
                • 4.Qg5#
          • 2...Kxf6
            • 3.Qg5+
              • 3...Ke6
                • 4.Sf4#
                • 4.Qe5#
          • 2...Sxf6
            • 3.Qg5+
              • 3...Ke6
                • 4.Qe5#
          • 2...exd3
            • 3.Qg5+
              • 3...Ke4
                • 4.exd3#
              • 3...Ke6
                • 4.Qe5#
          • 2...Re5
            • 3.Qg5+
              • 3...Ke6
                • 4.Sf4#
                • 4.Qxe5#
      • 1...Rxc6
        • 2.Qe5+
          • 2...Kd7
            • 3.Ra7+
              • 3...Kc8
                • 4.Qxe8#
              • 3...Rc7
                • 4.Rxc7#

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