MESON Chess Problem Database

Problem Display
PID: 153361 (8/3p1Q2/N2P1K2/2p1B3/1pr1k2n/n3pp2/p1P1rp2/1BbNR3 w - - 0 1)

Dawson, Thomas Rayner

Stratford Express, 1945

(First published on Fri Jan 12 1945)

8/3p1Q2/N2P1K2/2p1B3/1pr1k2n/n3pp2/p1P1rp2/1BbNR3

#2

9 + 13

15256 TRD Scrapbook 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Rexc2
      • 2.Sxf2#
    • 1...Rd2
      • 2.Rxe3#
    • 1...Rcxc2
      • 2.Sxc5#
    • 1...Rd4
      • 2.Sxc5#
    • 1...Sxb1
      • 2.Qxc4#
    • 1...Sxc2
      • 2.Qxc4#
  • Tries
    • 1.Sxb4?
      • threat
        • 2.Qd5#
      • 1...Rxb4
        • 2.Sc3#
      • 1...Rd2
        • 2.Rxe3#
      • 1...Rd4
        • 2.Sc3#
      • 1...cxb4!
    • 1.Sc7?
      • threat
        • 2.Qd5#
      • 1...Rd2
        • 2.Rxe3#
      • 1...Rd4!
  • Keys
    • 1.Qg8!
      • threat
        • 2.Qa8#
      • 1...Rexc2
        • 2.Sxf2#
      • 1...Rcxc2
        • 2.Sxc5#
      • 1...Sxc2
        • 2.Qxc4#
      • 1...Rd2
        • 2.Rxe3#
      • 1...Rd4
        • 2.Sxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • R(c);N_GUARD,P_SPINP(f),P_SPINR(c),XP(D)::S(B),XP(d)
    • R(c);OGATE,P_SPINP(f)::R1(C),XP(f)
    • R(i);N_GUARD,P_SPINR(i),XP(D)::S(F),XP(l)
    • R(i);N_GUARD::S(F),XP(l)
    • S(e);N_GUARD,XB(A)::QAR2(I),XR(i)
    • S(e);N_GUARD,P_SPINS(e),XP(D)::QAR2(I),XR(i)
  • Tries
    • Try
      • S(F);XP(h)
      • Threat
        • QAB1(I)
      • Vars
        • R(i);N_GUARD,XS(F)::S(B)
        • R(c);OGATE,P_SPINP(f)::R1(C),XP(f)
        • R(i);N_GUARD::S(B)
      • Refutation
        • P(l);XS(F)
    • Try
      • S(F);
      • Threat
        • QAB1(I)
      • Vars
        • R(c);OGATE,P_SPINP(f)::R1(C),XP(f)
      • Refutation
        • R(i);
  • Actual
    • Q(I);
    • Threat
      • QAB(I)
    • Vars
      • R(c);N_GUARD,P_SPINP(f),P_SPINR(c),XP(D)::S(B),XP(d)
      • R(i);N_GUARD,P_SPINR(i),XP(D)::S(F),XP(l)
      • S(e);N_GUARD,P_SPINS(e),XP(D)::QAR2(I),XR(i)
      • R(c);OGATE,P_SPINP(f)::R1(C),XP(f)
      • R(i);N_GUARD::S(F),XP(l)
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