MESON Chess Problem Database

Problem Display
PID: 234789 (2K1k3/4p3/8/1p3R2/1R3B2/8/8/8 w - - 0 1)

Lincoln, Robert A

Kudesnik, 2016

2K1k3/4p3/8/1p3R2/1R3B2/8/8/8

#2

4 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Re4?
      • 1...e5
        • 2.Rexe5#
      • 1...e6
        • 2.Rxe6#
      • 1...b4!
    • 1.Rbxb5?
      • 1...e5
        • 2.Rbxe5#
      • 1...e6!
  • Keys
    • 1.Bd6!
      • 1...exd6
        • 2.Re4#
      • 1...e5
        • 2.Rf8#
      • 1...e6
        • 2.Rf8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);P_PINP(b)
      • Vars
        • P(b);OGATEB::R(A),XP(b)
      • Refutation
        • P(a);
    • Try
      • R(A);XP(a)
      • Vars
        • P(b);OGATEB::R(A),XP(b)
      • Refutation
        • P(b);
  • Actual
    • B(B);
    • Vars
      • P(b);OGATEB,XB(B)::R(A)
      • P(b);::R1(C)
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