MESON Chess Problem Database

Problem Display
PID: 156225 (8/6NQ/3p4/PN1k2P1/B2P4/8/3B2K1/8 w - - 0 1)

Mead, Walter

Leeds Mercury Weekly Supplement, 1882

(First published on Sat Jan 28 1882)

8/6NQ/3p4/PN1k2P1/B2P4/8/3B2K1/8

#2

9 + 2

15351 SCPF/BCPS Black Books 2016
15239 Valois Notebooks 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Sh5?
      • 1...Kc6
        • 2.Sc3#
      • 1...Ke6
        • 2.Sc7#
        • 2.Sf4#
      • 1...Kc4!
    • 1.Se6?
      • 1...Kc6
        • 2.Sc3#
      • 1...Kxe6
        • 2.Sc7#
      • 1...Kc4!
    • 1.Se8?
      • 1...Kc6
        • 2.Sc3#
      • 1...Ke6
        • 2.Sbc7#
        • 2.Sec7#
      • 1...Kc4!
    • 1.Qb1?
      • 1...Kc4
        • 2.Qb3#
      • 1...Kc6!
    • 1.Qe4+?
      • 1...Kc4
        • 2.Sa3#
        • 2.Sxd6#
      • 1...Kxe4!
    • 1.Qg8+?
      • 1...Ke4
        • 2.Bc2#
      • 1...Kc6!
    • 1.Qh3?
      • 1...Kc4
        • 2.Qb3#
      • 1...Ke4
        • 2.Qf5#
        • 2.Qf3#
      • 1...Kc6!
  • Keys
    • 1.Sf5!
      • 1...Kc4
        • 2.Se3#
      • 1...Ke4
        • 2.Se7#
      • 1...Kc6
        • 2.Sc3#
      • 1...Ke6
        • 2.Sc7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(H);
      • Vars
        • K(a);S_FLIGHT::B(C)+S(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(H);
      • Vars
        • K(a);S_FLIGHT::B(C)+S(F)
        • K(a);S_FLIGHT,XS(H)::S(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(H);
      • Vars
        • K(a);S_FLIGHT::B(C)+S(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(I);
      • Vars
        • K(a);S_FLIGHT::QAB1(I)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(I);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(I)
    • Try
      • Q(I);CHECK
      • Vars
        • K(a);S_FLIGHT::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(I);
      • Vars
        • K(a);S_FLIGHT::QAB1(I)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(H);
    • Vars
      • K(a);S_FLIGHT::S(H)
      • K(a);S_FLIGHT::QAB(I)+S(H)
      • K(a);S_FLIGHT::B(C)+S(F)
      • K(a);S_FLIGHT::S(F)
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