MESON Chess Problem Database

Problem Display
PID: 151111 (2rRNN2/p1pb3r/8/1B1kp3/Kb4R1/3P4/5B2/8 w - - 0 1)

Dawson, Thomas Rayner

Evening Standard, 1933

(First published on Tue Oct 3 1933)

2rRNN2/p1pb3r/8/1B1kp3/Kb4R1/3P4/5B2/8

#2

8 + 8

15256 TRD Scrapbook 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Bd6
      • 2.Sf6#
    • 1...e4
      • 2.Rg5#
    • 1...c6
      • 2.Bc4#
  • Tries
    • 1.Rd4+?
      • 1...Kc5
        • 2.Rd6#
        • 2.R4xd7#
      • 1...exd4!
    • 1.Rxd7+?
      • 1...Bd6
        • 2.Sf6#
      • 1...Rxd7!
  • Keys
    • 1.Rg6!
      • threat
        • 2.Bc6#
      • 1...Rxd8
        • 2.Sxc7#
      • 1...e4
        • 2.Rg5#
      • 1...Bd6
        • 2.Sf6#
      • 1...c5
        • 2.Rd6#
      • 1...c6
        • 2.Bc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(a);N_SPINB(f),SBLOCK::S(G)
    • P(c);OGATEB::R(D)
    • P(e);N_PINB(E),SBLOCK::B(E)
  • Tries
    • Try
      • R(D);CHECK
      • Refutation
        • P(c);XR(D)
    • Try
      • R(F);CHECK,N_SPINB(E),XB(f)
      • Vars
        • B(a);P_SPINB(a)::S(G)
      • Refutation
        • R(g);XR(F)
  • Actual
    • R(D);
    • Threat
      • B(E)
    • Vars
      • R(h);N_GUARD,N_SPINB(f),XR(F)::S(G),XP(e)
      • P(c);OGATEB::R(D)
      • B(a);N_SPINB(f),SBLOCK::S(G)
      • P(e);N_GUARD,S_CUTB(a)::R1(D)
      • P(e);N_PINB(E)::B(E)
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