MESON Chess Problem Database

Problem Display
PID: 197823 (2Q5/1K6/1Pp2P2/p5Rp/r3k1N1/p3Prp1/4ppP1/3Nqb2 w - - 0 1)

Nield, Joshua

Western Daily Mercury, 1919

(First published on Fri Jan 17 1919)

2Q5/1K6/1Pp2P2/p5Rp/r3k1N1/p3Prp1/4ppP1/3Nqb2

#2

9 + 12

15239 Valois Notebooks 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Rf5
      • 2.Qxf5#
  • Keys
    • 1.Rd5!
      • threat
        • 2.Qe6#
      • 1...Kxd5
        • 2.Qxc6#
      • 1...Rxe3
        • 2.Qf5#
      • 1...Rxf6
        • 2.Sxf6#
      • 1...cxd5
        • 2.Qc2#
      • 1...Rd4
        • 2.Rxd4#
      • 1...Qc3
        • 2.Sxc3#
      • 1...Rf5
        • 2.Qxf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • R(f);N_GUARD::QAB1(I),XR(f)
  • Actual
    • R(E);
    • Threat
      • QAR2(I)
    • Vars
      • K(i);OGATEB,S_FLIGHT,XR(E)::QAB1(I),XP(l)
      • R(f);N_GUARD,XP(C)::QAB1(I)
      • R(f);XP(G)::S(D),XR(f)
      • P(l);OGATE,SBLOCK,XR(E)::QAB(I)
      • R(h);N_GUARD::R1(E),XR(h)
      • Q(a);N_GUARD::S(A),XQ(a)
      • R(f);N_GUARD::QAB1(I),XR(f)
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