MESON Chess Problem Database

Problem Display
PID: 247670 (1B6/4PQP1/3PBR2/6P1/PN1k4/8/4K3/1R6 w - - 0 1)

Stojnic, Dragan

64 Shakhmatnoe obozrenie, 2021

1B6/4PQP1/3PBR2/6P1/PN1k4/8/4K3/1R6

#2

12 + 1

SOLUTION

  • SOUND
  • Tries
    • 1.Sd3?
      • 1...Ke4
        • 2.Rb4#
        • 2.Rf4#
      • 1...Kc3!
    • 1.Bb3?
      • 1...Kc3
        • 2.Qc4#
      • 1...Ke4
        • 2.Qd5#
      • 1...Ke5
        • 2.Qd5#
      • 1...Kc5!
    • 1.Bh3?
      • 1...Ke4
        • 2.Qd5#
      • 1...Kc5
        • 2.Ba7#
      • 1...Ke5
        • 2.Qd5#
      • 1...Kc3!
    • 1.Bc4?
      • 1...Ke4
        • 2.Qd5#
      • 1...Kc5
        • 2.Ba7#
      • 1...Ke5
        • 2.Qd5#
      • 1...Kc3!
    • 1.Bg4?
      • 1...Ke4
        • 2.Qd5#
      • 1...Kc5
        • 2.Ba7#
      • 1...Ke5
        • 2.Qd5#
      • 1...Kc3!
    • 1.Bd5?
      • 1...Kc5
        • 2.Ba7#
      • 1...Ke5
        • 2.Sc6#
      • 1...Kc3!
    • 1.Bd7?
      • 1...Ke4
        • 2.Qd5#
      • 1...Kc5
        • 2.Ba7#
      • 1...Ke5
        • 2.Qd5#
      • 1...Kc3!
    • 1.Bc8?
      • 1...Ke4
        • 2.Qd5#
      • 1...Kc5
        • 2.Ba7#
      • 1...Ke5
        • 2.Qd5#
      • 1...Kc3!
    • 1.Rff1?
      • 1...Kc3
        • 2.Qf6#
      • 1...Ke4
        • 2.Qf4#
      • 1...Kc5
        • 2.Qf2#
      • 1...Ke5!
    • 1.Rf4+?
      • 1...Kc3
        • 2.Rb3#
        • 2.Rc4#
        • 2.Qf6#
      • 1...Ke5
        • 2.Sd3#
        • 2.Sc6#
        • 2.Qf5#
        • 2.Qf6#
        • 2.d7#
      • 1...Kc5!
    • 1.Rf5?
      • 1...Kc3
        • 2.Qf6#
      • 1...Ke4!
    • 1.Qg6?
      • 1...Kc3
        • 2.Qd3#
      • 1...Ke5
        • 2.Sc6#
      • 1...Kc5!
    • 1.d7?
      • 1...Kc3
        • 2.Be5#
      • 1...Ke4
        • 2.Rf4#
      • 1...Kc5!
  • Keys
    • 1.Ba2!
      • 1...Kc3
        • 2.Qc4#
      • 1...Ke4
        • 2.Qd5#
      • 1...Kc5
        • 2.Ba7#
      • 1...Ke5
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(G);
      • Vars
        • K(a);S_FLIGHT::QAR1(J)
        • K(a);P-FLIGHT::QAB1(J)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(G);
      • Vars
        • K(a);P-FLIGHT::QAB1(J)
        • K(a);S_FLIGHT::B(L)
        • K(a);S_FLIGHT::QAR1(J)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(G);
      • Vars
        • K(a);P-FLIGHT::QAB1(J)
        • K(a);S_FLIGHT::B(L)
        • K(a);S_FLIGHT::QAR1(J)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(G);
      • Vars
        • K(a);P-FLIGHT::QAB1(J)
        • K(a);S_FLIGHT::B(L)
        • K(a);S_FLIGHT::QAR1(J)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(G);
      • Vars
        • K(a);S_FLIGHT::B(L)
        • K(a);S_FLIGHT::S(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(G);
      • Vars
        • K(a);P-FLIGHT::QAB1(J)
        • K(a);S_FLIGHT::B(L)
        • K(a);S_FLIGHT::QAR1(J)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(G);
      • Vars
        • K(a);P-FLIGHT::QAB1(J)
        • K(a);S_FLIGHT::B(L)
        • K(a);S_FLIGHT::QAR1(J)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::QAB(J)
        • K(a);P-FLIGHT::QAR1(J)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::QAB(J)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(J);
      • Vars
        • K(a);S_FLIGHT::QAR1(J)
        • K(a);S_FLIGHT::S(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(F);
      • Vars
        • K(a);S_FLIGHT::B(L)
        • K(a);P-FLIGHT::R1(H)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(G);
    • Vars
      • K(a);S_FLIGHT::QAR1(J)
      • K(a);P-FLIGHT::QAB1(J)
      • K(a);S_FLIGHT::B(L)
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