MESON Chess Problem Database

Problem Display
PID: 175028 (8/4N2R/8/p1k5/PR2K2B/1Pp5/P7/8 w - - 0 1)

Crompton, WL

Boston Sunday Post, 1901

8/4N2R/8/p1k5/PR2K2B/1Pp5/P7/8

#2

8 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Ke5?
      • threat
        • 2.Rb5#
      • 1...axb4
        • 2.Bf2#
      • 1...Kxb4!
    • 1.Bg3?
      • threat
        • 2.Rb5#
      • 1...Kxb4
        • 2.Bd6#
      • 1...axb4!
    • 1.Rh6?
      • threat
        • 2.Rc4#
        • 2.Rb5#
      • 1...axb4
        • 2.Bf2#
        • 2.Rc6#
      • 1...Kxb4!
  • Keys
    • 1.Sc8!
      • threat
        • 2.Rc4#
      • 1...Kxb4
        • 2.Be7#
      • 1...Kc6
        • 2.Rc4#
      • 1...axb4
        • 2.Rc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(E);P-FLIGHT
      • Threat
        • R1(D)
      • Vars
        • P(b);SBLOCK,XR(D)::B(F)
      • Refutation
        • K(c);S_FLIGHT,XR(D)
    • Try
      • B(F);
      • Threat
        • R1(D)
      • Vars
        • K(c);S_FLIGHT,XR(D)::B(F)
      • Refutation
        • P(b);XR(D)
    • Try
      • R(H);
      • Threat
        • DUALS(2)
      • Refutation
        • K(c);S_FLIGHT,XR(D)
  • Actual
    • S(G);
    • Threat
      • R1(D)
    • Vars
      • K(c);S_FLIGHT,XR(D)::B(F)
      • K(c);P-FLIGHT::R(D)
      • P(b);SBLOCK,XR(D)::R(H)
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