MESON Chess Problem Database

Problem Display
PID: 156850 (8/8/N1p1p3/p1Pk3K/B1pppP2/2P1Pp2/1P2P3/2b1N2Q w - - 0 1)

Labai, Zoltan

2nd Comm., Troll, 2013-2014

8/8/N1p1p3/p1Pk3K/B1pppP2/2P1Pp2/1P2P3/2b1N2Q

#2

11 + 9

SOLUTION

  • SOUND
  • Tries
    • 1.b4?
      • threat
        • 2.Sc7#
      • 1...cxb4 ep
        • 2.Bxb3#
      • 1...axb4!
    • 1.exf3?
      • threat
        • 2.fxe4#
      • 1...exf3
        • 2.Qxf3#
      • 1...e5!
    • 1.cxd4?
      • threat
        • 2.Sc7#
      • 1...c3
        • 2.Bb3#
      • 1...Bxe3!
    • 1.exd4?
      • threat
        • 2.Sc7#
      • 1...e3
        • 2.Qxf3#
      • 1...Bxf4!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Sc7#
      • 1...cxd3
        • 2.Bb3#
      • 1...exd3
        • 2.Qxf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(C);
      • Threat
        • S(K)
      • Vars
        • P(c);EP,OGATEB,XP(C)::B(G),XP(c)
      • Refutation
        • P(f);XP(C)
    • Try
      • P(D);XP(b)
      • Threat
        • P(D),XP(e)
      • Vars
        • P(e);OGATE,P_SPINP(e),XP(D)::QAB(B),XP(e)
      • Refutation
        • P(i);
    • Try
      • P(E);XP(d)
      • Threat
        • S(K)
      • Vars
        • P(c);OGATEB::B(G)
      • Refutation
        • B(a);XP(F)
    • Try
      • P(F);XP(d)
      • Threat
        • S(K)
      • Vars
        • P(e);OGATEB,P_SPINP(b)::QAB(B),XP(b)
      • Refutation
        • B(a);XP(H)
  • Actual
    • S(A);
    • Threat
      • S(K)
    • Vars
      • P(c);OGATEB,XS(A)::B(G)
      • P(e);OGATEB,P_SPINP(b),XS(A)::QAB(B),XP(b)
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