MESON Chess Problem Database

Problem Display
PID: 229393 (1K6/3pP3/4n3/5p2/3pkBbR/1BpN1Np1/2QP1P2/1n3R1r w - - 0 1)

Mlynka, Karol

Sachova skladba, 2004

1K6/3pP3/4n3/5p2/3pkBbR/1BpN1Np1/2QP1P2/1n3R1r

#2

11 + 10

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bxf3
      • 2.Sc5#
    • 1...Sxf4
      • 2.Sg5#
    • 1...Sc5
      • 2.Sg5#
    • 1...Sg5
      • 2.Sxg5#
    • 1...Sc7
      • 2.Sg5#
    • 1...Sg7
      • 2.Sg5#
    • 1...Sd8
      • 2.Sg5#
    • 1...Sf8
      • 2.Sg5#
  • Tries
    • 1.Re1+?
      • 1...Kxf3
        • 2.Bd5#
      • 1...Rxe1!
    • 1.fxg3?
      • threat
        • 2.Sc5#
      • 1...Sc5
        • 2.Sxc5#
        • 2.Sg5#
      • 1...Rxf1!
    • 1.e8Q?
      • threat
        • 2.Sg5#
      • 1...Bxf3
        • 2.Sc5#
      • 1...Kxf3!
    • 1.e8R?
      • threat
        • 2.Sg5#
      • 1...Bxf3
        • 2.Sc5#
      • 1...Kxf3!
  • Keys
    • 1.dxc3!
      • threat
        • 2.Qe2#
      • 1...Kxf3
        • 2.Bd5#
      • 1...Bxf3
        • 2.Sc5#
      • 1...Sxc3
        • 2.Sd2#
      • 1...Sxf4
        • 2.Sg5#
      • 1...Sd2
        • 2.Sxd2#

There are these versions: 229394

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 6
  • Sets
    • B(g);SBLOCK,XS(G)::QAB(B)+S(F),DCHECK
    • S(i);N_GUARD,XB(H)::S(G)
    • S(i);N_GUARD::S(G)
    • S(i);N_GUARD::S(G),XS(i)
  • Tries
    • Try
      • R(A);CHECK
      • Vars
        • K(f);S_FLIGHT,XS(G)::B(E)
      • Refutation
        • R(b);XR(A)
    • Try
      • P(D);XP(d)
      • Threat
        • QAB(B)+S(F),DCHECK
      • Refutation
        • R(b);XR(A)
    • Try
      • P(J);P_PINS(i)
      • Threat
        • S(G)
      • Vars
        • B(g);SBLOCK,XS(G)::QAB(B)+S(F),DCHECK
      • Refutation
        • K(f);N_SPINS(i),S_FLIGHT,XS(G)
    • Try
      • P(J);P_PINS(i)
      • Threat
        • S(G)
      • Vars
        • B(g);SBLOCK,XS(G)::QAB(B)+S(F),DCHECK
      • Refutation
        • K(f);N_SPINS(i),S_FLIGHT,XS(G)
  • Actual
    • P(C);XP(c)
    • Threat
      • QAR2(B)
    • Vars
      • K(f);S_FLIGHT,XS(G)::B(E)
      • B(g);SBLOCK,XS(G)::QAB(B)+S(F),DCHECK
      • S(a);N_GUARD,XP(C)::S(G)
      • S(i);N_GUARD,XB(H)::S(G)
      • S(a);N_GUARD::S(G),XS(a)
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