MESON Chess Problem Database

Problem Display
PID: 122413 (8/1Kp5/2PP4/3kpBB1/2NP4/1R6/8/6Q1 w - - 0 1)

Windle, Lee

Fanfulla da Lodi, 1886-1888

8/1Kp5/2PP4/3kpBB1/2NP4/1R6/8/6Q1

#2

9 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc4
      • 2.Be6#
    • 1...cxd6
      • 2.Sb6#
  • Tries
    • 1.Kxc7?
      • threat
        • 2.Sb6#
      • 1...Kxc4
        • 2.Be6#
      • 1...exd4!
    • 1.Sxe5?
      • 1...cxd6
        • 2.Rb5#
      • 1...Kxd6!
    • 1.Be6+?
      • 1...Ke4
        • 2.Sd2#
        • 2.Qe3#
        • 2.Qg4#
      • 1...Kxe6!
    • 1.Be3?
      • threat
        • 2.Qg8#
      • 1...Kxc4
        • 2.Be6#
        • 2.Qg8#
      • 1...exd4!
    • 1.dxe5?
      • 1...Kxc4
        • 2.Be6#
      • 1...cxd6!
  • Keys
    • 1.Bf6!
      • 1...Kxc4
        • 2.Be6#
      • 1...exd4
        • 2.Qxd4#
      • 1...cxd6
        • 2.Sb6#
      • 1...e4
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT,XS(C)::B(E)
    • P(c);N_GUARD,SBLOCK,XP(H)::S(C)
  • Tries
    • Try
      • K(I);P-FLIGHT,XP(c)
      • Threat
        • S(C)
      • Vars
        • K(a);S_FLIGHT,XS(C)::B(E)
      • Refutation
        • P(b);XP(D)
    • Try
      • S(C);XP(b)
      • Vars
        • P(c);SBLOCK,XP(H)::R(B)
      • Refutation
        • K(a);P-FLIGHT,XP(H)
    • Try
      • B(E);CHECK
      • Refutation
        • K(a);S_FLIGHT,XB(E)
    • Try
      • B(F);
      • Threat
        • QAB(A)
      • Refutation
        • P(b);XP(D)
    • Try
      • P(D);XP(b)
      • Vars
        • K(a);S_FLIGHT,XS(C)::B(E)
      • Refutation
        • P(c);XP(H)
  • Actual
    • B(F);
    • Vars
      • K(a);S_FLIGHT,XS(C)::B(E)
      • P(b);OGATE,XP(D)::QAR1(A),XP(b)
      • P(c);N_GUARD,SBLOCK,XP(H)::S(C)
      • P(b);::QAB(A)
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