MESON Chess Problem Database

Problem Display
PID: 67417 (4N3/3pPNp1/4kPP1/p1B5/Q1pp1K2/8/8/8 w - - 0 1)

Casa, Alex

Probleemblad, 1996

4N3/3pPNp1/4kPP1/p1B5/Q1pp1K2/8/8/8

#2

8 + 6

5418 FIDE Album (1995-1997) (Annexe) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...d5
      • 2.Sg5#
      • 2.Sd8#
      • 2.Qc6#
    • 1...gxf6
      • 2.Sc7#
  • Tries
    • 1.Ke4?
      • threat
        • 2.Sg5#
        • 2.Sd8#
      • 1...gxf6
        • 2.Sd8#
        • 2.Sc7#
        • 2.Sg7#
      • 1...d5+!
    • 1.Se5?
      • threat
        • 2.Qxd7#
      • 1...Kd5
        • 2.Qxc4#
      • 1...d5
        • 2.Qc6#
        • 2.Qd7#
      • 1...d6!
    • 1.Bxd4?
      • threat
        • 2.Sc7#
      • 1...Kd5
        • 2.Qxd7#
      • 1...gxf6!
    • 1.Qc6+?
      • 1...d6
        • 2.Sg5#
        • 2.Sd8#
        • 2.Qxd6#
      • 1...dxc6!
  • Keys
    • 1.Bd6!
      • threat
        • 2.Qxc4#
      • 1...Kd5
        • 2.Sc7#
      • 1...c3
        • 2.Qb3#
        • 2.Qa2#
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • P(f);SBLOCK,XP(D)::S(H)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Threat
        • DUALS(2)
      • Refutation
        • P(e);CHECK
    • Try
      • S(G);
      • Threat
        • QAB1(A),XP(e)
      • Vars
        • K(d);S_FLIGHT::QAB1(A),XP(a)
      • Refutation
        • P(e);
    • Try
      • B(C);XP(b)
      • Threat
        • S(H)
      • Vars
        • K(d);S_FLIGHT::QAR2(A),XP(e)
      • Refutation
        • P(f);XP(D)
    • Try
      • Q(A);CHECK
      • Refutation
        • P(e);XQ(A)
  • Actual
    • B(C);
    • Threat
      • QAB(A),XP(a)
    • Vars
      • K(d);S_FLIGHT::S(H)
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