MESON Chess Problem Database

Problem Display
PID: 41924 (8/P3K1P1/5P1P/8/3Bk1NR/1P6/B3pP1P/Q3RN2 w - - 0 1)

Gvozdjak, Peter

Pravda, 1985

8/P3K1P1/5P1P/8/3Bk1NR/1P6/B3pP1P/Q3RN2

#2

15 + 2

3748 FIDE Album (1983-1985) 1992

SOLUTION

  • SOUND
  • Sets
    • 1...Kd3
      • 2.Bb1#
    • 1...Kd5
      • 2.a8Q#
      • 2.a8B#
  • Tries
    • 1.Sge3+?
      • 1...Kd3
        • 2.Bb1#
        • 2.Qc3#
        • 2.Qb1#
      • 1...Kf3!
    • 1.Se5+?
      • 1...Kd5
        • 2.Se3#
        • 2.b4#
        • 2.a8Q#
        • 2.a8B#
        • 2.g8Q#
        • 2.g8B#
      • 1...Kf5!
    • 1.g8Q?
      • 1...Kd3
        • 2.Bb1#
        • 2.Qh7#
        • 2.Qg6#
      • 1...Kf3
        • 2.Se5#
      • 1...Kf5
        • 2.Sge3#
      • 1...Kf4!
    • 1.g8R?
      • 1...Kd3
        • 2.Bb1#
      • 1...Kf3
        • 2.Se5#
      • 1...Kd5
        • 2.a8Q#
        • 2.a8B#
      • 1...Kf5
        • 2.Sge3#
      • 1...Kf4!
  • Keys
    • 1.Qc1!
      • 1...Kd3
        • 2.Se5#
      • 1...Kf3
        • 2.a8Q#
        • 2.a8B#
      • 1...Kxd4
        • 2.Qc4#
      • 1...Kd5
        • 2.Sge3#
      • 1...Kf5
        • 2.Bb1#

There are these versions: 94986

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(b);N_SPINP(a),S_FLIGHT::B(D)
    • K(b);N_SPINP(a),S_FLIGHT::P=Q
  • Tries
    • Try
      • S(I);CHECK,N_PINP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(I);CHECK
      • Refutation
        • K(b);N_SPINP(a),S_FLIGHT
    • Try
      • P(O);
      • Vars
        • K(b);N_SPINP(a),S_FLIGHT::S(I)
      • Refutation
        • K(b);N_SPINP(a),P-FLIGHT
    • Try
      • P(O);
      • Vars
        • K(b);N_SPINP(a),S_FLIGHT::B(D)
        • K(b);N_SPINP(a),S_FLIGHT::S(I)
        • K(b);N_SPINP(a),S_FLIGHT::P=Q
      • Refutation
        • K(b);N_SPINP(a),P-FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(b);N_SPINP(a),S_FLIGHT::S(I)
      • K(b);N_SPINP(a),S_FLIGHT::P=Q
      • K(b);N_SPINP(a),OGATEB,P-FLIGHT,XB(H)::QAR1(A)
      • K(b);N_SPINP(a),S_FLIGHT::B(D)
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