MESON Chess Problem Database

Problem Display
PID: 15873 (5BK1/8/8/P4R2/k2p4/P2Nb2Q/4np2/1R3B2 w - - 0 1)

Zidek, Alexander

1st Prize, Schach-Report/Deutsche Schachblatter, 1988

5BK1/8/8/P4R2/k2p4/P2Nb2Q/4np2/1R3B2

#2

9 + 5

14730 Problempalette II (Chlubna/Wenda) 1991
3297 FIDE Album (1986-1988) 1995
23 Die Schwalbe 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Bd2
      • 2.Sb2#
    • 1...Bf4
      • 2.Sb2#
    • 1...Bg5
      • 2.Sb2#
    • 1...Bh6
      • 2.Sb2#
  • Tries
    • 1.Bb4?
      • 1...Sc1
        • 2.Sc5#
      • 1...Bd2
        • 2.Sb2#
      • 1...Bf4
        • 2.Sb2#
      • 1...Bg5
        • 2.Sb2#
      • 1...Bh6
        • 2.Sb2#
      • 1...Sg1
        • 2.Sc5#
      • 1...Sc3
        • 2.Sc5#
      • 1...Sg3
        • 2.Sc5#
      • 1...Sf4
        • 2.Sc5#
      • 1...Bc1!
    • 1.Qxe3?
      • threat
        • 2.Sb2#
        • 2.Qe8#
      • 1...Sc3
        • 2.Qxd4#
      • 1...dxe3!
  • Keys
    • 1.Rfb5!
      • 1...Sc1
        • 2.Sb2#
      • 1...Bc1
        • 2.Sc5#
      • 1...Bd2
        • 2.Sc5#
      • 1...Bf4
        • 2.Sc5#
      • 1...Bg5
        • 2.Sc5#
      • 1...Bh6
        • 2.Sc5#
      • 1...Sg1
        • 2.Sb2#
      • 1...Sc3
        • 2.Sb2#
      • 1...Sg3
        • 2.Sb2#
      • 1...Sf4
        • 2.Sb2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 4
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • B(c);::S(D)
  • Tries
    • Try
      • B(H);
      • Vars
        • S(a);::S(D)
        • B(c);::S(D)
      • Refutation
        • B(c);
    • Try
      • Q(E);XB(c)
      • Threat
        • DUALS(2)
      • Vars
        • S(a);N_GUARD::QAR(E),XP(e)
      • Refutation
        • P(e);XQ(E)
  • Actual
    • R(G);
    • Vars
      • S(a);::S(D)
      • B(c);::S(D)
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