MESON Chess Problem Database

Problem Display
PID: 11676 (8/3K4/7B/5Npk/4Q3/8/8/8 w - - 0 1)

Speckmann, Werner

Themes-64, 1970

8/3K4/7B/5Npk/4Q3/8/8/8

#2

4 + 2

3295 Einfuhrung in die Welt des Schachproblem 1984

SOLUTION

  • SOUND
  • Sets
    • 1...g4
      • 2.Qe8#
  • Tries
    • 1.Kc6?
      • 1...g4
        • 2.Qe8#
      • 1...Kg6!
    • 1.Kd6?
      • 1...g4
        • 2.Qe8#
      • 1...Kg6!
    • 1.Kc7?
      • 1...g4
        • 2.Qe8#
      • 1...Kg6!
    • 1.Kc8?
      • 1...g4
        • 2.Qe8#
      • 1...Kg6!
    • 1.Kd8?
      • 1...g4
        • 2.Qe8#
      • 1...Kg6!
    • 1.Qe2+?
      • 1...g4
        • 2.Qe8#
      • 1...Kg6!
    • 1.Qc4?
      • 1...g4
        • 2.Qf7#
      • 1...Kg6!
    • 1.Qe6?
      • 1...g4
        • 2.Qf7#
        • 2.Qe8#
      • 1...Kg4!
  • Keys
    • 1.Se7!
      • 1...Kxh6
        • 2.Qg6#
      • 1...g4
        • 2.Qh1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(a);SBLOCK::QAB(A)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Vars
        • P(a);SBLOCK::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(D);P-FLIGHT
      • Vars
        • P(a);SBLOCK::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(D);P-FLIGHT
      • Vars
        • P(a);SBLOCK::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(D);S_FLIGHT
      • Vars
        • P(a);SBLOCK::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(D);P-FLIGHT
      • Vars
        • P(a);SBLOCK::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • P(a);P_SPINP(a),SBLOCK::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • P(a);SBLOCK::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • S(B);
    • Vars
      • K(b);P-FLIGHT,XB(C)::QAR1(A)
      • P(a);SBLOCK::QAR(A)
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