MESON Chess Problem Database

Problem Display
PID: 269014 (8/1R3Q2/4PP2/8/4k3/3N4/5K2/8 w - - 0 1)

Ivanov, Valery Alekseevich

Petrasinovic, Petrasin

5th HM., Sem Shakhmatnikh not, 2020

8/1R3Q2/4PP2/8/4k3/3N4/5K2/8

#3

6 + 1

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Rb4
        • threat
          • 3.Qd7#
        • 2...Kc6
          • 3.Qd7#
        • 2...Kd6
          • 3.Qd7#
  • Tries
    • 1.Ke2?
      • 1...Kd4
        • 2.Rb4+
          • 2...Kc3
            • 3.Qc7#
          • 2...Kd5
            • 3.Qd7#
        • 2.Qh5
          • 2...Kc3
            • 3.Qc5#
          • 2...Kc4
            • 3.Qc5#
          • 2...Ke4
            • 3.Rb4#
            • 3.Qe5#
      • 1...Kd5
        • 2.Rb4
          • threat
            • 3.Qd7#
          • 2...Kc6
            • 3.Qd7#
          • 2...Kd6
            • 3.Qd7#
      • 1...Kf5!
    • 1.Rb4+?
      • 1...Kxd3
        • 2.Qc7
          • 2...Kd2
            • 3.Rd4#
      • 1...Kf5!
    • 1.Qh5?
      • 1...Kd4
        • 2.Ke2
          • 2...Kc3
            • 3.Qc5#
          • 2...Kc4
            • 3.Qc5#
          • 2...Ke4
            • 3.Rb4#
            • 3.Qe5#
      • 1...Kxd3!
  • Keys
    • 1.Qc7!
      • 1...Kxd3
        • 2.Rb4
          • 2...Kd2
            • 3.Rd4#
      • 1...Kd4
        • 2.Qc6
          • 2...Kxd3
            • 3.Rd7#
      • 1...Kd5
        • 2.Ke3
          • 2...Kxe6
            • 3.Qe5#
      • 1...Kf5
        • 2.Rb5+
          • 2...Ke4
            • 3.Qc4#
          • 2...Kg4
            • 3.Qg3#
          • 2...Kxe6
            • 3.Qe7#
          • 2...Kxf6
            • 3.Qf7#
          • 2...Kg6
            • 3.Qg7#

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