MESON Chess Problem Database

Problem Display
PID: 66789 (b3B3/4R3/2pN3b/3kP3/1P1N4/2P5/1K1B2p1/3R1q2 w - - 0 1)

Gvozdjak, Peter

Probleemblad, 1992

b3B3/4R3/2pN3b/3kP3/1P1N4/2P5/1K1B2p1/3R1q2

#2

10 + 6

5416 FIDE Album (1992-1994) (Annexe) 2003

SOLUTION

  • SOUND
  • Sets
    • 1...Qe2
      • 2.Bf7#
    • 1...Qd3
      • 2.Bf7#
    • 1...Qc4
      • 2.Bf7#
    • 1...Qb5
      • 2.Bf7#
    • 1...Qa6
      • 2.Bf7#
    • 1...Qxd1
      • 2.Bf7#
    • 1...Qe1
      • 2.Bf7#
    • 1...Qg1
      • 2.Bf7#
    • 1...Qh1
      • 2.Bf7#
    • 1...Qf7
      • 2.Bxf7#
    • 1...Bf4
      • 2.Bf7#
  • Tries
    • 1.S4b5?
      • threat
        • 2.Sc7#
      • 1...Qxb5
        • 2.Bf7#
      • 1...cxb5!
    • 1.Bf4?
      • threat
        • 2.Bf7#
      • 1...Qe2+
        • 2.Sxe2#
      • 1...Qxf4
        • 2.c4#
      • 1...Qf2+!
  • Keys
    • 1.Se2!
      • threat
        • 2.c4#
      • 1...Qxe2
        • 2.Bf7#
      • 1...Qf4
        • 2.Bxf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 10
  • Sets
    • Q(a);N_GUARD,P_PINB(C)::B(J)
    • Q(a);N_GUARD::B(J)
    • Q(a);N_GUARD,P_PINP(E)::B(J)
    • Q(a);N_GUARD,XR(A)::B(J)
    • Q(a);N_GUARD::B(J),XQ(a)
    • B(e);S_CUTQ(a)::B(J)
  • Tries
    • Try
      • S(F);
      • Threat
        • S(F)
      • Vars
        • Q(a);N_GUARD,P_PINP(E),XS(F)::B(J)
      • Refutation
        • P(d);XS(F)
    • Try
      • B(C);
      • Threat
        • B(J)
      • Vars
        • Q(a);CHECK,N_GUARD::R(A)+S(F),XQ(a)
        • Q(a);N_GUARD,XB(C)::P(D)
      • Refutation
        • Q(a);CHECK
  • Actual
    • S(F);
    • Threat
      • P(D)
    • Vars
      • Q(a);N_GUARD,P_PINB(C),XS(F)::B(J)
      • Q(a);N_GUARD::R(A)+B(C),XQ(a)
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