MESON Chess Problem Database

Problem Display
PID: 135318 (2r5/2b2B2/1p2ppn1/3k1N2/1P1B2R1/2Q5/5N2/4K3 w - - 0 1)

Witt, Andreas

Badische Neueste Nachrichten, 1999

2r5/2b2B2/1p2ppn1/3k1N2/1P1B2R1/2Q5/5N2/4K3

#2

8 + 7

14503 Problemschach-Jahrbuch (1999) 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Bd6
      • 2.Se3#
    • 1...b5
      • 2.Qc5#
  • Tries
    • 1.Se4?
      • threat
        • 2.Sxf6#
        • 2.Se3#
      • 1...Bf4
        • 2.Sxf6#
      • 1...Sf4
        • 2.Sxf6#
      • 1...Be5
        • 2.Se3#
      • 1...Bd8
        • 2.Se3#
      • 1...Bg3+!
  • Keys
    • 1.Be5!
      • threat
        • 2.Se3#
      • 1...Bxe5
        • 2.Qf3#
      • 1...Sxe5
        • 2.Rd4#
      • 1...fxe5
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • B(f);SBLOCK::S(G)
    • P(b);N_GUARD::QAR1(C)
  • Tries
    • Try
      • S(B);
      • Threat
        • DUALS(2)
      • Vars
        • B(f);::S(B),XP(d)
        • S(e);::S(B),XP(d)
        • B(f);::S(G)
      • Refutation
        • B(f);CHECK
  • Actual
    • B(E);
    • Threat
      • S(G)
    • Vars
      • B(f);SBLOCK,XB(E)::QAB(C)
      • S(e);SBLOCK,XB(E)::R1(F)
      • P(d);SBLOCK,XB(E)::QAB1(C)
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