MESON Chess Problem Database

Problem Display
PID: 121224 (8/P7/8/1k6/R1NP4/2P5/2K5/8 w - - 0 1)

Franjo, Fujs

Pokret, 1942

8/P7/8/1k6/R1NP4/2P5/2K5/8

#2

6 + 1

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Rb4+?
      • 1...Ka6
        • 2.a8Q#
        • 2.a8R#
      • 1...Kc6!
    • 1.Ra5+?
      • 1...Kxc4
        • 2.Rc5#
      • 1...Kc6!
  • Keys
    • 1.a8B!
      • 1...Kxa4
        • 2.Bc6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • K(a);S_FLIGHT::P=Q
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT,XS(D)::R1(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(F);
    • Vars
      • K(a);S_FLIGHT,XR(C)::B(F)
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