MESON Chess Problem Database

Problem Display
PID: 255182 (8/p1Kp4/B2PR1p1/1bpkN3/8/7Q/P3N3/8 w - - 0 1)

Nield, Joshua

Manchester Weekly Times, 1892

(First published on Fri Feb 12 1892)

8/p1Kp4/B2PR1p1/1bpkN3/8/7Q/P3N3/8

#2

8 + 6

15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qf3#
    • 1...Bd3
      • 2.Bb7#
    • 1...Bc4
      • 2.Bb7#
  • Tries
    • 1.Qb3+?
      • 1...Ke4
        • 2.Qf3#
      • 1...Bc4
        • 2.Qxc4#
      • 1...c4!
  • Keys
    • 1.Sc4!
      • threat
        • 2.Se3#
      • 1...Kxc4
        • 2.Qb3#
      • 1...Bxc4
        • 2.Bb7#
      • 1...dxe6
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • K(c);N_GUARD,S_FLIGHT::QAB1(C)
    • B(a);N_GUARD::B(E)
  • Tries
    • Try
      • Q(C);CHECK
      • Vars
        • K(c);N_GUARD,S_FLIGHT::QAB1(C)
        • B(a);N_GUARD,P_SPINB(a)::QAB1(C),XB(a)
      • Refutation
        • P(b);P_SPINP(b)
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • K(c);OGATEB,P_SPINB(a),S_FLIGHT,XS(D)::QAB1(C)
      • B(a);N_GUARD,SBLOCK,XS(D)::B(E)
      • P(f);SBLOCK,XR(G)::QAR2(C)
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