MESON Chess Problem Database

Problem Display
PID: 252869 (8/8/4P1Pp/R2BkP2/1B2P3/3p3R/1K1Q4/8 w - - 0 1)

Zaitsev, Viktor Viktorovich

Zadachi i Etyudi, 2005

8/8/4P1Pp/R2BkP2/1B2P3/3p3R/1K1Q4/8

#2

10 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Bc3#
      • 2.Qc3#
  • Tries
    • 1.Be7?
      • 1...Kd4
        • 2.Bf6#
        • 2.Qc3#
      • 1...h5!
    • 1.Ba2+?
      • 1...Kd4
        • 2.Qe3#
        • 2.Qxd3#
      • 1...Kxe4
        • 2.Qe3#
      • 1...Kf6!
    • 1.Bb3+?
      • 1...Kd4
        • 2.Qe3#
        • 2.Qxd3#
      • 1...Kxe4
        • 2.Qe3#
      • 1...Kf6!
    • 1.Bc4+?
      • 1...Kd4
        • 2.Qxd3#
      • 1...Kxe4
        • 2.Qe3#
      • 1...Kf6!
    • 1.Bc6+?
      • 1...Kd4
        • 2.Qc3#
        • 2.Qxd3#
      • 1...Kf6!
    • 1.Bb7+?
      • 1...Kd4
        • 2.Qc3#
        • 2.Qxd3#
      • 1...Kf6!
    • 1.Ba8+?
      • 1...Kd4
        • 2.Qc3#
        • 2.Qxd3#
      • 1...Kf6!
    • 1.Rf3?
      • threat
        • 2.Qc3#
      • 1...Kd4
        • 2.Bc3#
        • 2.Qc3#
      • 1...Kf6!
    • 1.Rg3?
      • 1...Kd4
        • 2.Bc3#
        • 2.Qc3#
      • 1...Kf6
        • 2.Qc3#
      • 1...h5!
    • 1.Rh4?
      • threat
        • 2.Qc3#
      • 1...Kd4
        • 2.Bc3#
      • 1...Kf6!
    • 1.Rxh6?
      • 1...Kd4
        • 2.Bc3#
      • 1...Kf6!
    • 1.Ra6?
      • threat
        • 2.Bc3#
      • 1...Kd4
        • 2.Qc3#
      • 1...Kf6!
    • 1.Ra7?
      • 1...Kd4
        • 2.Qc3#
      • 1...Kf6
        • 2.Bc3#
      • 1...h5!
    • 1.Qh2+?
      • 1...Kd4
        • 2.Bc3#
        • 2.Bc5#
      • 1...Kf6!
  • Keys
    • 1.Rh5!
      • 1...Kd4
        • 2.Bc3#
      • 1...Kf6
        • 2.Qc3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);
      • Refutation
        • P(c);
    • Try
      • B(G);CHECK
      • Vars
        • K(b);N_GUARD,P-FLIGHT,XP(E)::QAR1(B)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(G);CHECK
      • Vars
        • K(b);N_GUARD,P-FLIGHT,XP(E)::QAR1(B)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(G);CHECK
      • Vars
        • K(b);N_GUARD,P_SPINP(a),S_FLIGHT::QAR1(B),XP(a)
        • K(b);N_GUARD,P-FLIGHT,XP(E)::QAR1(B)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(G);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(G);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(G);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(C);
      • Threat
        • QAB(B)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(C);
      • Vars
        • K(b);N_GUARD,S_FLIGHT::QAB(B)
      • Refutation
        • P(c);
    • Try
      • R(C);
      • Threat
        • QAB(B)
      • Vars
        • K(b);N_GUARD,P_SPINP(a),S_FLIGHT::B(D)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(C);XP(c)
      • Vars
        • K(b);N_GUARD,P_SPINP(a),S_FLIGHT::B(D)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(F);
      • Threat
        • B(D)
      • Vars
        • K(b);N_GUARD,P_SPINP(a),S_FLIGHT::QAB1(B)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(F);
      • Vars
        • K(b);N_GUARD,P_SPINP(a),S_FLIGHT::QAB1(B)
        • K(b);N_GUARD,S_FLIGHT::B(D)
      • Refutation
        • P(c);
    • Try
      • Q(B);CHECK
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • R(C);
    • Vars
      • K(b);N_GUARD,P_SPINP(a),S_FLIGHT::B(D)
      • K(b);N_GUARD,S_FLIGHT::QAB(B)
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