MESON Chess Problem Database

Problem Display
PID: 212969 (8/8/7k/6R1/5p2/8/3R4/2K5 w - - 0 1)

Hultberg, Gustav Herbert

Land og Folk, 1979

8/8/7k/6R1/5p2/8/3R4/2K5

#2

3 + 2

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kh7
      • 2.Rh2#
  • Tries
    • 1.Rdg2?
      • 1...Kh7
        • 2.Rh2#
        • 2.Rh5#
      • 1...f3!
    • 1.Rg3?
      • threat
        • 2.Rh2#
      • 1...Kh5
        • 2.Rh2#
      • 1...Kh7
        • 2.Rh2#
      • 1...fxg3!
    • 1.Rg4?
      • threat
        • 2.Rh2#
      • 1...Kh7
        • 2.Rh2#
      • 1...Kh5!
    • 1.Rg8?
      • threat
        • 2.Rh2#
      • 1...Kh5
        • 2.Rh2#
      • 1...Kh7!
  • Keys
    • 1.Rg1!
      • threat
        • 2.Rh2#
      • 1...Kh5
        • 2.Rh2#
      • 1...Kh7
        • 2.Rh2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::R(B)
  • Tries
    • Try
      • R(B);
      • Refutation
        • P(a);
    • Try
      • R(C);
      • Threat
        • R(B)
      • Vars
        • K(b);P-FLIGHT::R(B)
      • Refutation
        • P(a);XR(C)
    • Try
      • R(C);
      • Threat
        • R(B)
      • Vars
        • K(b);P-FLIGHT::R(B)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • R(C);
      • Threat
        • R(B)
      • Vars
        • K(b);P-FLIGHT::R(B)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • R(C);
    • Threat
      • R(B)
    • Vars
      • K(b);P-FLIGHT::R(B)
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