MESON Chess Problem Database

Problem Display
PID: 212825 (qn6/6B1/1Q1n3p/2pp1P1N/4pKp1/NbpkP3/2pp1P1R/br1B3R w - - 0 1)

Cheney, George Nelson

American Chess Nuts, 1868

qn6/6B1/1Q1n3p/2pp1P1N/4pKp1/NbpkP3/2pp1P1R/br1B3R

#4

11 + 15

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Qb5+!
      • 1...Sxb5
        • 2.Kg3
          • threat
            • 3.Sf4#
          • 2...Qxa3
            • 3.Be2+
              • 3...Kxe2
                • 4.Sf4#
          • 2...Sxa3
            • 3.Be2+
              • 3...Kxe2
                • 4.Sf4#
      • 1...c4
        • 2.Qc5
          • threat
            • 3.Qd4#
          • 2...Rxd1
            • 3.Qd4+
              • 3...Ke2
                • 4.Sg3#
                • 4.f3#
          • 2...Sxf5
            • 3.Kxf5
              • threat
                • 4.Sf4#
                • 4.Qd4#
          • 2...cxd1Q
            • 3.Qd4+
              • 3...Ke2
                • 4.Sg3#
                • 4.f3#
          • 2...cxd1S
            • 3.Qd4+
              • 3...Ke2
                • 4.Sg3#
          • 2...cxd1B
            • 3.Qd4+
              • 3...Ke2
                • 4.Sg3#
                • 4.f3#
          • 2...cxd1R
            • 3.Qd4+
              • 3...Ke2
                • 4.Sg3#
                • 4.f3#
          • 2...Qa7
            • 3.Qxd5+
              • 3...Qd4
                • 4.Qxd4#
          • 2...Sb5
            • 3.Kg3
              • threat
                • 4.Sf4#
          • 2...Sc6
            • 3.Qxd5+
              • 3...Sd4
                • 4.Qxd4#

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