MESON Chess Problem Database

Problem Display
PID: 265483 (5B2/5K2/2P5/4k3/2r1B3/4Q3/8/8 w - - 0 1)

Malishev, Aleksandr Fedorovich

Zadachi i Etyudi, 2010

5B2/5K2/2P5/4k3/2r1B3/4Q3/8/8

#2

5 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Bb1+?
      • 1...Re4
        • 2.Qxe4#
      • 1...Kd5!
    • 1.Bh1+?
      • 1...Re4
        • 2.Qxe4#
      • 1...Kf5!
    • 1.Bc2+?
      • 1...Re4
        • 2.Qxe4#
      • 1...Kd5!
    • 1.Bg2+?
      • 1...Re4
        • 2.Qxe4#
      • 1...Kf5!
    • 1.Bd3+?
      • 1...Re4
        • 2.Qxe4#
      • 1...Kd5!
    • 1.Bf3+?
      • 1...Re4
        • 2.Qxe4#
      • 1...Kf5!
    • 1.Bd5+?
      • 1...Kf5
        • 2.Be6#
      • 1...Re4
        • 2.Qxe4#
      • 1...Kxd5!
    • 1.Bg6+?
      • 1...Re4
        • 2.Qxe4#
      • 1...Kd5!
    • 1.Bh7+?
      • 1...Re4
        • 2.Qxe4#
      • 1...Kd5!
  • Keys
    • 1.Bh6!
      • threat
        • 2.Bf4#
      • 1...Kd6
        • 2.Bf4#
      • 1...Rxe4
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);CHECK
      • Vars
        • R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(B);CHECK
      • Vars
        • R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(B);CHECK
      • Vars
        • R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(B);CHECK
      • Vars
        • R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(B);CHECK
      • Vars
        • R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(B);CHECK
      • Vars
        • R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(B);CHECK
      • Vars
        • K(b);P-FLIGHT,S_CUTR(a)::B(B)
        • R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
      • Refutation
        • K(b);P-FLIGHT,XB(B)
    • Try
      • B(B);CHECK
      • Vars
        • R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(B);CHECK
      • Vars
        • R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • B(E);
    • Threat
      • B(E)
    • Vars
      • K(b);S_FLIGHT::B(E)
      • R(a);N_GUARD,P_SPINR(a),SBLOCK,XB(B)::QAR2(A)
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