MESON Chess Problem Database

Problem Display
PID: 145213 (8/N7/N1P1P1P1/3k4/P5P1/8/2P2PP1/B2K3Q w - - 0 1)

Goldlake, TS

St. James' Budget, 1893

(First published on Sat Jul 22 1893)

8/N7/N1P1P1P1/3k4/P5P1/8/2P2PP1/B2K3Q

#2

13 + 1

14868 Pirnie Collection 2012

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.g3#
  • Tries
    • 1.Qe1?
      • 1...Kc4
        • 2.Qe4#
      • 1...Kd6!
    • 1.Qh2?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kxe6
        • 2.Qe5#
      • 1...Kc4!
    • 1.Qh5+?
      • 1...Kc4
        • 2.Qb5#
        • 2.Qc5#
      • 1...Ke4
        • 2.Qe5#
        • 2.Qf5#
      • 1...Kxe6
        • 2.Qe5#
      • 1...Kd6!
    • 1.Qh8?
      • 1...Kc4
        • 2.Qd4#
      • 1...Ke4
        • 2.Qd4#
        • 2.Qe5#
      • 1...Kxe6
        • 2.Qe5#
      • 1...Kd6!
  • Keys
    • 1.Sc8!
      • 1...Kc4
        • 2.Sb6#
      • 1...Ke4
        • 2.g3#
      • 1...Kxc6
        • 2.g3#
      • 1...Kxe6
        • 2.Sc7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAB(C)+P(F)
  • Tries
    • Try
      • Q(C);
      • Vars
        • K(a);S_FLIGHT::QAR2(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(C)
        • K(a);S_FLIGHT,XP(K)::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);S_FLIGHT,XP(K)::QAR1(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(C)
        • K(a);S_FLIGHT,XP(K)::QAR1(C)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(M);
    • Vars
      • K(a);S_FLIGHT::S(M)
      • K(a);S_FLIGHT::QAB(C)+P(F)
      • K(a);S_FLIGHT,XP(J)::QAB(C)+P(F)
      • K(a);S_FLIGHT,XP(K)::S(I)
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