MESON Chess Problem Database

Problem Display
PID: 158983 (Q7/1pk5/8/1P6/2K5/7B/8/2B5 w - - 0 1)

Djurasevic, Branislav

Cik, 1972

Q7/1pk5/8/1P6/2K5/7B/8/2B5

#2

5 + 2

15526 Svi Moji Sahovski Problemi (Djurasevic) 1992

SOLUTION

  • SOUND
  • Sets
    • 1...b6
      • 2.Bf4#
  • Tries
    • 1.Kb4?
      • 1...Kb6
        • 2.Qa5#
      • 1...b6
        • 2.Bf4#
      • 1...Kd6!
    • 1.Kd4?
      • 1...Kd6
        • 2.Qd8#
      • 1...b6
        • 2.Bf4#
      • 1...Kb6!
    • 1.Kd5?
      • 1...b6
        • 2.Bf4#
        • 2.Qc8#
      • 1...Kb6!
    • 1.Bb2?
      • 1...Kd6
        • 2.Qd8#
      • 1...b6
        • 2.Be5#
      • 1...Kb6!
    • 1.Bd2?
      • 1...Kb6
        • 2.Ba5#
        • 2.Qa5#
      • 1...b6
        • 2.Bf4#
      • 1...Kd6!
    • 1.Ba3?
      • 1...b6
        • 2.Qc8#
      • 1...Kb6!
    • 1.Be3?
      • 1...b6
        • 2.Bf4#
      • 1...Kd6!
    • 1.Qxb7+?
      • 1...Kd6
        • 2.Bf4#
      • 1...Kd8
        • 2.Qd7#
      • 1...Kxb7!
    • 1.Qa7?
      • 1...Kd6
        • 2.Qc5#
      • 1...Kd8!
    • 1.Qc8+?
      • 1...Kd6
        • 2.Qc5#
      • 1...Kb6!
  • Keys
    • 1.Bg5!
      • threat
        • 2.Qd8#
      • 1...Kb6
        • 2.Bd8#
      • 1...Kd6
        • 2.Qb8#
      • 1...b6
        • 2.Bf4#

This is a version

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(a);SBLOCK::B(A)
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT::QAB1(E)
        • P(a);SBLOCK::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(C);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT::QAR2(E)
        • P(a);SBLOCK::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(C);S_FLIGHT
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • K(b);S_FLIGHT::QAR2(E)
        • P(a);SBLOCK::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • P(a);SBLOCK::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • P(a);SBLOCK::QAR1(E)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • P(a);SBLOCK::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(E);CHECK,XP(a)
      • Vars
        • K(b);S_FLIGHT::B(A)
        • K(b);OGATE,S_FLIGHT::QAR1(E)
      • Refutation
        • K(b);P-FLIGHT,XQ(E)
    • Try
      • Q(E);P_PINP(a)
      • Vars
        • K(b);N_SPINP(a),S_FLIGHT::QAB1(E)
      • Refutation
        • K(b);N_SPINP(a),S_FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(b);OGATE,S_FLIGHT::QAB1(E)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • B(A);
    • Threat
      • QAB1(E)
    • Vars
      • K(b);S_FLIGHT::B(A)
      • K(b);S_FLIGHT::QAB(E)
      • P(a);SBLOCK::B(A)
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