MESON Chess Problem Database

Problem Display
PID: 241793 (KR6/1p6/k7/1R6/2P5/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1929

KR6/1p6/k7/1R6/2P5/8/8/8

#2

4 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...b6
      • 2.R8xb6#
  • Tries
    • 1.Rb1?
      • 1...b5
        • 2.Ra1#
      • 1...b6
        • 2.Ra1#
      • 1...Ka5!
    • 1.Rb2?
      • 1...b5
        • 2.Ra2#
      • 1...b6
        • 2.Ra2#
      • 1...Ka5!
    • 1.Rb3?
      • 1...b5
        • 2.Ra3#
      • 1...b6
        • 2.Ra3#
      • 1...Ka5!
    • 1.c5?
      • 1...b6
        • 2.R8xb6#
      • 1...Kxb5!
  • Keys
    • 1.R5xb7!
      • 1...Ka5
        • 2.Ra7#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • P(b);OGATE::R1(D),XP(b)
  • Tries
    • Try
      • R(B);
      • Vars
        • P(b);::R(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(B);
      • Vars
        • P(b);::R(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(B);
      • Vars
        • P(b);::R(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • P(A);
      • Vars
        • P(b);OGATE::R1(D),XP(b)
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT,XR(B)
  • Actual
    • R(B);XP(b)
    • Vars
      • K(a);P-FLIGHT::R(B)
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