MESON Chess Problem Database

Problem Display
PID: 100752 (8/2rPk3/1Np1rbRN/4p3/2K5/8/8/8 w - - 0 1)

Havel, Miroslav

Narodni listy, 1901

8/2rPk3/1Np1rbRN/4p3/2K5/8/8/8

#2

5 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kd6
      • 2.Sf5#
  • Tries
    • 1.d8B+?
      • 1...Kd6
        • 2.Sf5#
      • 1...Ke8
        • 2.Rg8#
      • 1...Kf8
        • 2.Rg8#
      • 1...Kxd8!
  • Keys
    • 1.Rg8!
      • threat
        • 2.d8Q#
      • 1...Kd6
        • 2.Sf5#
      • 1...Rxd7
        • 2.Sc8#
      • 1...Rd6
        • 2.Re8#
      • 1...Rc8
        • 2.dxc8S#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(f);S_FLIGHT::S(D)
  • Tries
    • Try
      • P(E);CHECK
      • Vars
        • K(f);S_FLIGHT::S(D)
        • K(f);P-FLIGHT::R(C)
        • K(f);S_FLIGHT::R1(C)
      • Refutation
        • K(f);S_FLIGHT,XB(E)
  • Actual
    • R(C);
    • Threat
      • P=Q
    • Vars
      • K(f);S_FLIGHT::S(D)
      • R(e);N_GUARD,SBLOCK,XP(E)::S(B)
      • R(c);SBLOCK::R1(C)
      • R(e);OGATE::PXR(e)=S
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