MESON Chess Problem Database

Problem Display
PID: 40663 (Kb6/1p6/1Q6/p3p1Rr/2kNPP2/P3n1R1/bP2n3/4N1B1 w - - 0 1)

Gavrilovski, Zoran

2nd Prize, Sredba na Solidarnosta, 1998-2001

Kb6/1p6/1Q6/p3p1Rr/2kNPP2/P3n1R1/bP2n3/4N1B1

#2

11 + 9

56 The Problemist 2001
23 Die Schwalbe 2005
6166 FIDE Album (1998-2000) 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Sd1
      • 2.Qb5#
    • 1...Sf1
      • 2.Qb5#
    • 1...Sc2
      • 2.Qb5#
    • 1...Sg2
      • 2.Qb5#
    • 1...Sg4
      • 2.Qb5#
    • 1...Sd5
      • 2.Qb5#
    • 1...Sf5
      • 2.Qb5#
    • 1...a4
      • 2.Qb4#
    • 1...exd4
      • 2.Qb5#
    • 1...exf4
      • 2.Qc5#
  • Tries
    • 1.Sb3?
      • threat
        • 2.Sd2#
        • 2.Sxa5#
      • 1...Sf1
        • 2.Sxa5#
        • 2.Qc5#
      • 1...a4
        • 2.Sd2#
        • 2.Sa5#
        • 2.Qb4#
      • 1...Bxb3!
    • 1.Sf5?
      • threat
        • 2.Sxe3#
      • 1...Sxf5
        • 2.Qc5#
      • 1...Sd1
        • 2.Qc5#
      • 1...Sf1
        • 2.Qc5#
      • 1...Sc2
        • 2.Qc5#
      • 1...Sg2
        • 2.Qc5#
      • 1...Sg4
        • 2.Qc5#
      • 1...Sd5
        • 2.Qc5#
      • 1...exf4!
    • 1.Sc6?
      • threat
        • 2.Sxa5#
      • 1...a4
        • 2.Sa5#
        • 2.Qb4#
      • 1...bxc6!
    • 1.Qc6+?
      • 1...Kxd4
        • 2.Bxe3#
      • 1...bxc6!
  • Keys
    • 1.Sdc2!
      • threat
        • 2.Sxe3#
      • 1...Sxc2
        • 2.Qc5#
      • 1...exf4
        • 2.Qb5#
      • 1...Sd1
        • 2.Qc5#
      • 1...Sf1
        • 2.Qc5#
      • 1...Sg2
        • 2.Qc5#
      • 1...Sg4
        • 2.Qc5#
      • 1...Sd5
        • 2.Qc5#
      • 1...Sf5
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 8
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • S(c);::QAB1(J)
    • P(e);N_GUARD::QAR1(J)
    • P(f);SBLOCK,XS(F)::QAB1(J)
    • P(f);XP(H)::QAR1(J)
  • Tries
    • Try
      • S(F);
      • Threat
        • DUALS(2)
      • Refutation
        • B(a);XS(F)
    • Try
      • S(F);
      • Threat
        • S(F),XS(c)
      • Vars
        • S(c);XS(F)::QAR1(J)
        • S(c);::QAR1(J)
      • Refutation
        • P(f);XP(H)
    • Try
      • S(F);
      • Threat
        • S(F),XP(e)
      • Refutation
        • P(h);XS(F)
    • Try
      • Q(J);CHECK
      • Vars
        • K(d);P-FLIGHT,P_SPINS(c),XS(F)::B(B),XS(c)
      • Refutation
        • P(h);XQ(J)
  • Actual
    • S(F);
    • Threat
      • S(F),XS(c)
    • Vars
      • S(c);XS(F)::QAR1(J)
      • P(f);XP(H)::QAB1(J)
      • S(c);::QAR1(J)
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