MESON Chess Problem Database

Problem Display
PID: 81040 (8/1Q6/8/8/1B6/5K2/3p4/4k3 w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Azerbaijan CCC, 1993

8/1Q6/8/8/1B6/5K2/3p4/4k3

#2

3 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Ke3?
      • threat
        • 2.Qh1#
      • 1...Kf1
        • 2.Qh1#
      • 1...Kd1!
    • 1.Bc3?
      • threat
        • 2.Qb1#
      • 1...Kd1
        • 2.Qb1#
      • 1...Kf1!
    • 1.Ba5?
      • threat
        • 2.Qb1#
      • 1...Kd1
        • 2.Qb1#
      • 1...Kf1!
    • 1.Qe4+?
      • 1...Kd1
        • 2.Qb1#
      • 1...Kf1!
    • 1.Qd5?
      • 1...Kd1
        • 2.Qxd2#
      • 1...Kf1!
    • 1.Qb6?
      • threat
        • 2.Qg1#
      • 1...Kf1
        • 2.Qf2#
      • 1...Kd1!
    • 1.Qa7?
      • threat
        • 2.Qg1#
        • 2.Qa1#
      • 1...Kf1
        • 2.Qf2#
      • 1...Kd1!
    • 1.Qd7?
      • 1...Kd1
        • 2.Qxd2#
      • 1...Kf1!
  • Keys
    • 1.Qh7!
      • threat
        • 2.Qb1#
        • 2.Qh1#
      • 1...Kd1
        • 2.Qb1#
      • 1...Kf1
        • 2.Qh1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Threat
        • QAR(C)
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::QAR2(C)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT
    • Try
      • B(B);
      • Threat
        • QAR(C)
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::QAR2(C)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT
    • Try
      • B(B);
      • Threat
        • QAR(C)
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::QAR2(C)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::QAR2(C)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT
    • Try
      • Q(C);
      • Vars
        • K(a);P-FLIGHT::QAR1(C),XP(b)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT
    • Try
      • Q(C);
      • Threat
        • QAR2(C)
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT
    • Try
      • Q(C);
      • Threat
        • DUALS(2)
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT
    • Try
      • Q(C);
      • Vars
        • K(a);P-FLIGHT::QAR1(C),XP(b)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT
  • Actual
    • Q(C);
    • Threat
      • DUALS(2)
    • Vars
      • K(a);N_SPINP(b),P-FLIGHT::QAR2(C)
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