MESON Chess Problem Database

Problem Display
PID: 86815 (3N4/8/8/1B6/8/pk6/N7/1K2b3 w - - 0 1)

Pilchenko, Viacheslav Karlovich

Bron MT, 1992

3N4/8/8/1B6/8/pk6/N7/1K2b3

#2

4 + 3

6490 yacpdb 2009
5454 Near Snap 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Se6?
      • threat
        • 2.Sd4#
        • 2.Sc5#
      • 1...Bc3
        • 2.Sc5#
      • 1...Bb4
        • 2.Sd4#
      • 1...Bf2!
    • 1.Sb7?
      • threat
        • 2.Sc5#
      • 1...Bf2
        • 2.Sa5#
      • 1...Bb4!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Sd4#
      • 1...Bf2
        • 2.Sa5#
      • 1...Bc3
        • 2.Sc1#

Anticipated by 34968(1992)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);::S(D)
      • Refutation
        • B(a);
    • Try
      • S(D);
      • Threat
        • S(D)
      • Vars
        • B(a);N_GUARD::S(D)
      • Refutation
        • B(a);
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • B(a);N_GUARD::S(D)
      • B(a);SBLOCK::S(B)
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