MESON Chess Problem Database

Problem Display
PID: 241895 (4k3/R6N/B4K2/7p/7B/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1932

4k3/R6N/B4K2/7p/7B/8/8/8

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kd8
      • 2.Kf7#
  • Tries
    • 1.Sg5?
      • 1...Kf8
        • 2.Ra8#
      • 1...Kd8!
    • 1.Bg5?
      • 1...Kd8
        • 2.Kf7#
      • 1...h4!
  • Keys
    • 1.Sf8!
      • threat
        • 2.Ra8#
      • 1...Kd8
        • 2.Kf7#
      • 1...Kxf8
        • 2.Ra8#

FEATURES

  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::B(A)+K(C)
  • Tries
    • Try
      • S(E);
      • Vars
        • K(b);P-FLIGHT::R(D)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(A);
      • Vars
        • K(b);P-FLIGHT::B(A)+K(C)
      • Refutation
        • P(a);
  • Actual
    • S(E);
    • Threat
      • R(D)
    • Vars
      • K(b);P-FLIGHT::B(A)+K(C)
      • K(b);P-FLIGHT,XS(E)::R(D)
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