MESON Chess Problem Database

Problem Display
PID: 38165 (1K6/3k1P2/2NrN1n1/2Pp2B1/3Q4/8/2B5/8 w - - 0 1)

Ivanic, Petar

1st HM., Cik, 1970

1K6/3k1P2/2NrN1n1/2Pp2B1/3Q4/8/2B5/8

#2

8 + 4

3751 FIDE Album (1968-1970) 1977
3335 Cyclone 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc6
      • 2.Ba4#
      • 2.Qa4#
  • Tries
    • 1.Sf8+?
      • 1...Kxc6
        • 2.Ba4#
      • 1...Sxf8!
    • 1.Ba4?
      • 1...Rxc6
        • 2.Qxd5#
      • 1...Rxe6
        • 2.Se5#
      • 1...Sf4
        • 2.Sf8#
      • 1...Sh4
        • 2.Sf8#
      • 1...Se5
        • 2.Sf8#
      • 1...Se7
        • 2.Sf8#
      • 1...Sf8
        • 2.Sxf8#
      • 1...Sh8
        • 2.Sf8#
      • 1...Kxe6!
    • 1.Bxg6?
      • 1...Kxc6
        • 2.Qa4#
      • 1...Kxe6
        • 2.Qg4#
        • 2.f8S#
      • 1...Rxc6
        • 2.Sf8#
        • 2.f8S#
      • 1...Rxe6!
    • 1.f8S+?
      • 1...Kxc6
        • 2.Ba4#
        • 2.Qa4#
      • 1...Ke8
        • 2.Bxg6#
      • 1...Sxf8!
  • Keys
    • 1.Bf5!
      • 1...Kxc6
        • 2.Qa4#
      • 1...Rxc6
        • 2.Sf8#
      • 1...Rxe6
        • 2.Qxd5#
      • 1...Sf4
        • 2.Se5#
      • 1...Sh4
        • 2.Se5#
      • 1...Se5
        • 2.Sxe5#
      • 1...Se7
        • 2.Se5#
      • 1...Sf8
        • 2.Se5#
      • 1...Sh8
        • 2.Se5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • K(d);S_FLIGHT,XS(E)::B(A)
      • Refutation
        • S(c);XS(F)
    • Try
      • B(A);
      • Vars
        • R(b);OGATEB,P_SPINP(a),P_SPINR(b),XS(E)::QAR2(B),XP(a)
        • R(b);P_SPINP(a),SBLOCK,XS(F)::B(A)+S(E),DCHECK
        • S(c);N_GUARD::S(F)
        • S(c);N_GUARD::S(F),XS(c)
      • Refutation
        • K(d);S_FLIGHT,XS(F)
    • Try
      • B(A);XS(c)
      • Vars
        • K(d);OGATEB,S_FLIGHT,XS(E)::QAB(B)
      • Refutation
        • R(b);P_SPINP(a),XS(F)
    • Try
      • P(G);CHECK
      • Vars
        • K(d);S_FLIGHT::B(A),XS(c)
      • Refutation
        • S(c);XS(G)
  • Actual
    • B(A);
    • Vars
      • K(d);OGATEB,S_FLIGHT,XS(E)::QAB(B)
      • R(b);P_SPINP(a),SBLOCK,XS(E)::B(A)+S(F),DCHECK
      • R(b);OGATEB,P_SPINP(a),P_SPINR(b),XS(F)::QAR2(B),XP(a)
      • S(c);N_GUARD::S(E)
      • S(c);N_GUARD::S(E),XS(c)
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