MESON Chess Problem Database

Problem Display
PID: 9490 (2K4b/3P4/5k2/8/8/8/B1QB4/8 w - - 0 1)

Pradignat, Emile Leonard

La Strategie, 1904

2K4b/3P4/5k2/8/8/8/B1QB4/8

#2

5 + 2

3295 Einfuhrung in die Welt des Schachproblem 1984

SOLUTION

  • SOUND
  • Sets
    • 1...Ke7
      • 2.d8Q#
  • Tries
    • 1.Bc3+?
      • 1...Ke7
        • 2.d8Q#
      • 1...Kg5!
    • 1.Bf4?
      • 1...Ke7
        • 2.d8Q#
      • 1...Bg7
        • 2.d8Q#
        • 2.d8B#
      • 1...Kg7!
    • 1.Qb3?
      • 1...Kf5
        • 2.Qe6#
      • 1...Kg6
        • 2.Qf7#
      • 1...Ke7
        • 2.d8Q#
      • 1...Kg7
        • 2.Qf7#
      • 1...Bg7
        • 2.Qe6#
      • 1...Ke5!
    • 1.Qe4?
      • 1...Bg7
        • 2.Qe6#
        • 2.d8Q#
        • 2.d8B#
      • 1...Kg7!
    • 1.Qf5+?
      • 1...Ke7
        • 2.Bb4#
        • 2.d8Q#
      • 1...Kg7
        • 2.Qf7#
      • 1...Kxf5!
    • 1.Qc6+?
      • 1...Kf5
        • 2.Qe6#
      • 1...Ke7
        • 2.Bb4#
        • 2.d8Q#
      • 1...Kg7
        • 2.Qh6#
      • 1...Ke5!
    • 1.d8Q+?
      • 1...Kg7
        • 2.Qe7#
      • 1...Ke5!
  • Keys
    • 1.Qc4!
      • 1...Ke5
        • 2.Qf4#
      • 1...Kf5
        • 2.Qe6#
      • 1...Kg6
        • 2.Qf7#
      • 1...Ke7
        • 2.d8Q#
      • 1...Kg7
        • 2.Qf7#
      • 1...Bg7
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::P=Q
  • Tries
    • Try
      • B(C);CHECK
      • Vars
        • K(a);S_FLIGHT::P=Q
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::P=Q
        • B(b);SBLOCK::P=Q
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAB1(B)
        • K(a);S_FLIGHT::P=Q
        • K(a);S_FLIGHT::QAR1(B)
        • B(b);SBLOCK::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(B);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT,XQ(B)
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(B)
        • K(a);OGATE,S_FLIGHT::QAB1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(D);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR2(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(B);
    • Vars
      • K(a);S_FLIGHT::QAB1(B)
      • K(a);P-FLIGHT::QAB1(B)
      • K(a);S_FLIGHT::P=Q
      • K(a);S_FLIGHT::QAR1(B)
      • B(b);SBLOCK::QAR1(B)
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