MESON Chess Problem Database

Problem Display
PID: 153066 (4nnQ1/3b1p2/2N1k3/1N4R1/8/q1B1p2K/8/8 w - - 0 1)

Harley, Brian

Morning Post, 1936

(First published on Sat Mar 7 1936)

4nnQ1/3b1p2/2N1k3/1N4R1/8/q1B1p2K/8/8

#2

6 + 7

15290 Harley Scrapbook 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Sd6
      • 2.Sc7#
    • 1...Sf6
      • 2.Re5#
  • Keys
    • 1.Rf5!
      • threat
        • 2.Qxf7#
      • 1...Kxf5
        • 2.Qg4#
      • 1...Qe7
        • 2.Scd4#
      • 1...Sd6
        • 2.Sbd4#
      • 1...Sf6
        • 2.Re5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(f);N_GUARD,SBLOCK::S(C)
    • S(f);SBLOCK::R1(D)
  • Actual
    • R(D);
    • Threat
      • QAB1(F),XP(e)
    • Vars
      • K(c);N_SPINP(e),OGATEB,S_FLIGHT,XR(D)::QAB1(F)
      • Q(a);SBLOCK::S(E)
      • S(f);SBLOCK::S(C)
      • S(f);SBLOCK::R1(D)
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