MESON Chess Problem Database

Problem Display
PID: 143659 (4K3/8/8/3P4/4kNQ1/2P1r2p/1Pp1R2B/2Nb4 w - - 0 1)

Winter-Wood, Edward John

Hampstead Express, 1906

(First published on Sat Mar 31 1906)

4K3/8/8/3P4/4kNQ1/2P1r2p/1Pp1R2B/2Nb4

#2

9 + 5

15254 EJWW Scrapbook 2012
14868 Pirnie Collection 2012

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qe6#
  • Tries
    • 1.Qf5+?
      • 1...Kf3+
        • 2.Se6#
      • 1...Kxf5+!
    • 1.Qg6+?
      • 1...Ke5
        • 2.Scd3#
        • 2.Rxe3#
        • 2.Qe6#
      • 1...Kf3+!
  • Keys
    • 1.c4!
      • threat
        • 2.Sg2#
        • 2.Sfd3#
        • 2.Sxh3#
        • 2.Sh5#
        • 2.Se6#
        • 2.Sg6#
      • 1...Kd4+
        • 2.Se6#
      • 1...Ke5
        • 2.Sh5#
      • 1...Rxe2
        • 2.Sg2#
      • 1...Bxe2
        • 2.Sfxe2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(e);P-FLIGHT::QAR1(G)
  • Tries
    • Try
      • Q(G);CHECK
      • Vars
        • K(e);CHECK,N_SPINR(c),S_FLIGHT::QAR(G)+S(F)
      • Refutation
        • K(e);CHECK,N_SPINR(c),S_FLIGHT,XQ(G)
    • Try
      • Q(G);CHECK
      • Refutation
        • K(e);CHECK,N_SPINR(c),S_FLIGHT
  • Actual
    • P(E);
    • Threat
      • DUALS(6)
    • Vars
      • K(e);CHECK,N_SPINR(c),P-FLIGHT::QAR(G)+S(F),DCHECK
      • K(e);P-FLIGHT::B(D)+S(F)
      • R(c);N_SPINR(c),XR(C)::QAR(G)+S(F)
      • B(a);N_SPINR(c),XR(C)::QAR(G)+S(F),XB(a)
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