MESON Chess Problem Database

Problem Display
PID: 37909 (7B/Q7/4p3/1K1pP3/3N4/2k1Np2/5P2/8 w - - 0 1)

af Geyersstam, Fredrik

Source?, 0000

7B/Q7/4p3/1K1pP3/3N4/2k1Np2/5P2/8

#3

7 + 4

3645 96 Schackproblem 1908

SOLUTION

  • SOUND
  • Tries
    • 1.Sf1?
      • threat
        • 2.Qa3+
          • 2...Kxd4
            • 3.Qe3#
      • 1...Kd3
        • 2.Qa3+
          • 2...Kxd4
            • 3.Qe3#
          • 2...Ke4
            • 3.Qe3#
      • 1...Kb2!
    • 1.Sc4?
      • threat
        • 2.Qa3+
          • 2...Kxd4
            • 3.Qe3#
      • 1...Kd3
        • 2.Qa3+
          • 2...Kxd4
            • 3.Qe3#
          • 2...Ke4
            • 3.Qe3#
      • 1...dxc4!
    • 1.Qc5+?
      • 1...Kb2
        • 2.Qc2+
          • 2...Ka1
            • 3.Sb3#
          • 2...Ka3
            • 3.Qb3#
      • 1...Kd2
        • 2.Qc2+
          • 2...Ke1
            • 3.Sxf3#
      • 1...Kd3!
    • 1.Qa2?
      • threat
        • 2.Kc5
          • 2...Kd3
            • 3.Qc2#
        • 2.Sb3
          • threat
            • 3.Qc2#
          • 2...Kd3
            • 3.Qc2#
        • 2.Sxf3
          • threat
            • 3.Qc2#
            • 3.Qa3#
          • 2...Kd3
            • 3.Qc2#
        • 2.Sc6
          • threat
            • 3.Qc2#
          • 2...Kd3
            • 3.Qc2#
        • 2.Sxe6
          • threat
            • 3.Qc2#
          • 2...Kd3
            • 3.Qc2#
      • 1...Kd3
        • 2.Sxe6
          • threat
            • 3.Qc2#
          • 2...Kc3
            • 3.Qc2#
          • 2...Ke4
            • 3.Qb1#
            • 3.Qxd5#
            • 3.Qc2#
      • 1...Kxd4!
    • 1.Qa4?
      • 1...Kb2
        • 2.Qc2+
          • 2...Ka1
            • 3.Sb3#
          • 2...Ka3
            • 3.Qb3#
        • 2.Qb3+
          • 2...Ka1
            • 3.Sec2#
            • 3.Sdc2#
          • 2...Kc1
            • 3.Qc2#
      • 1...Kd2
        • 2.Qc2+
          • 2...Ke1
            • 3.Sxf3#
      • 1...Kd3!
  • Keys
    • 1.Qh7!
      • 1...Kb2
        • 2.Qc2+
          • 2...Ka1
            • 3.Sb3#
          • 2...Ka3
            • 3.Qb3#
      • 1...Kd2
        • 2.Qc2+
          • 2...Ke1
            • 3.Sxf3#
      • 1...Kxd4
        • 2.Sxd5
          • 2...Kxd5
            • 3.Qd3#
          • 2...exd5
            • 3.e6#

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