MESON Chess Problem Database

Problem Display
PID: 99482 (3N4/Kb5P/3N1p1n/2Qpk3/3p3r/p2PPB2/2n2R2/B5rq w - - 0 1)

Bakcsi, Gyorgy

Magyar Sakkszovetseg, 1964

3N4/Kb5P/3N1p1n/2Qpk3/3p3r/p2PPB2/2n2R2/B5rq

#2

10 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ba6
      • 2.Qxd5#
    • 1...Bc8
      • 2.Qxd5#
    • 1...Sf5
      • 2.Sc4#
      • 2.S6f7#
  • Tries
    • 1.Bg2?
      • threat
        • 2.Sc4#
      • 1...f5
        • 2.h8Q#
        • 2.h8B#
      • 1...Rf4
        • 2.exf4#
      • 1...Ba6
        • 2.Qxd5#
      • 1...Sxe3!
    • 1.Be4?
      • threat
        • 2.Sc4#
      • 1...Sxe3
        • 2.Bxd4#
      • 1...Ba6
        • 2.Qxd5#
      • 1...f5!
  • Keys
    • 1.Bg4!
      • threat
        • 2.Sc4#
      • 1...Sxe3
        • 2.Bxd4#
      • 1...f5
        • 2.h8Q#
        • 2.h8B#
      • 1...Ba6
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • B(k);N_GUARD::QAR1(F),XP(g)
  • Tries
    • Try
      • B(E);
      • Threat
        • S(G)
      • Vars
        • P(i);::P=Q
        • R(f);OGATE::P(D),XR(f)
        • B(k);N_GUARD::QAR1(F),XP(g)
      • Refutation
        • S(c);XP(D)
    • Try
      • B(E);
      • Threat
        • S(G)
      • Vars
        • S(c);N_GUARD,XP(D)::B(A),XP(e)
        • B(k);N_GUARD::QAR1(F),XP(g)
      • Refutation
        • P(i);
  • Actual
    • B(E);
    • Threat
      • S(G)
    • Vars
      • S(c);N_GUARD,XP(D)::B(A),XP(e)
      • P(i);::P=Q
      • B(k);N_GUARD::S(J)
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