MESON Chess Problem Database

Problem Display
PID: 194811 (2K5/2Q5/1pP5/3NN2R/1P1k2pr/3P4/2qp4/8 w - - 0 1)

Nield, Joshua

Western Daily Mercury, 1917

(First published on Fri Jun 1 1917)

2K5/2Q5/1pP5/3NN2R/1P1k2pr/3P4/2qp4/8

#2

8 + 6

15239 Valois Notebooks 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd5
      • 2.Qd7#
  • Tries
    • 1.Qxb6+?
      • 1...Qc5
        • 2.Qxc5#
      • 1...Kxd5!
  • Keys
    • 1.Qh7!
      • threat
        • 2.Qe4#
      • 1...Qxc6+
        • 2.Sxc6#
      • 1...Kxd5
        • 2.Qd7#
      • 1...Qxd3
        • 2.Qxd3#
      • 1...g3
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(c);OGATEB,P-FLIGHT,XS(C)::QAR2(G)
  • Tries
    • Try
      • Q(G);CHECK,P_SPINP(F),XP(f)
      • Vars
        • Q(a);N_GUARD,P_SPINQ(a)::QAB1(G),XQ(a)
      • Refutation
        • K(c);P-FLIGHT,XS(C)
  • Actual
    • Q(G);P_SPINP(F)
    • Threat
      • QAR1(G)
    • Vars
      • Q(a);CHECK,XP(F)::S(D),XQ(a)
      • K(c);OGATEB,P-FLIGHT,XS(C)::QAR2(G)
      • Q(a);N_PINP(F),OGATE,XP(A)::QAR1(G),XQ(a)
      • P(d);N_GUARD::S(D)
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