MESON Chess Problem Database

Problem Display
PID: 110252 (2K1R3/3p4/1p1k2pb/3P3R/bP1nPp2/Pp5n/2pQ4/2r1r3 w - - 0 1)

Labai, Zoltan

Scacchi e Scienze Applicate, 1999

2K1R3/3p4/1p1k2pb/3P3R/bP1nPp2/Pp5n/2pQ4/2r1r3

#2

8 + 13

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sg5
      • 2.Qxf4#
    • 1...Se2
      • 2.e5#
  • Tries
    • 1.Qc3?
      • threat
        • 2.Qc7#
      • 1...Sb5
        • 2.Qe5#
        • 2.Qf6#
      • 1...Sc6
        • 2.Qf6#
      • 1...Se6
        • 2.Qe5#
      • 1...Bc6!
  • Keys
    • 1.b5!
      • threat
        • 2.Qb4#
      • 1...Kc5
        • 2.Qb4#
      • 1...Sc6
        • 2.dxc6#
      • 1...Se6
        • 2.dxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • S(e);N_GUARD,S_CUTB(l)::QAB(A),XP(h)
    • S(g);S_CUTR(b)::P(D)
  • Tries
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • S(g);OGATE::QAR2(A)
        • S(g);OGATE::QAB1(A)
      • Refutation
        • B(f);
  • Actual
    • P(C);
    • Threat
      • QAB(A)
    • Vars
      • K(j);S_FLIGHT::QAB1(A)
      • S(g);OGATE::QAR(A)+P(E),XS(g)
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