MESON Chess Problem Database

Problem Display
PID: 7716 (8/7P/R6Q/KN1pPP2/3Pkp2/4p2P/2p1B1Nb/5nrb w - - 0 1)

Gockel, Hubert

1st Prize, Bakcsi-60 JT, 1993

8/7P/R6Q/KN1pPP2/3Pkp2/4p2P/2p1B1Nb/5nrb

#2

11 + 9

3681 FIDE Album (1992-1994) 2001

SOLUTION

  • SOUND
  • Sets
    • 1...Kxf5
      • 2.Sd6#
      • 2.Bd3#
      • 2.Qg6#
    • 1...Sg3
      • 2.Qxf4#
  • Tries
    • 1.Se1?
      • threat
        • 2.Bd3#
      • 1...Kxf5
        • 2.Sd6#
      • 1...c1S!
    • 1.Sc3+?
      • 1...Kxf5
        • 2.Sh4#
        • 2.Bd3#
        • 2.Bg4#
        • 2.Rf6#
        • 2.Qh5#
        • 2.Qf6#
        • 2.Qg6#
      • 1...Kxd4!
    • 1.f6?
      • threat
        • 2.Qg6#
      • 1...Kf5
        • 2.Bd3#
      • 1...Sg3
        • 2.Qxf4#
      • 1...Rxg2!
  • Keys
    • 1.Qb6!
      • threat
        • 2.Sd6#
      • 1...Kxf5
        • 2.Qg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • S(a);S_CUTB(e)::QAR1(J),XP(h)
  • Tries
    • Try
      • S(B);
      • Threat
        • B(A)
      • Vars
        • K(g);S_FLIGHT,XP(H)::S(F)
      • Refutation
        • P(d);
    • Try
      • S(F);CHECK
      • Refutation
        • K(g);P-FLIGHT,XP(D)
    • Try
      • P(H);
      • Threat
        • QAB(J)
      • Vars
        • K(g);S_FLIGHT::B(A)
        • S(a);S_CUTB(e)::QAR1(J),XP(h)
      • Refutation
        • R(b);XS(B)
  • Actual
    • Q(J);
    • Threat
      • S(F)
    • Vars
      • K(g);OGATEB,S_FLIGHT,XP(H)::QAB1(J)
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