MESON Chess Problem Database

Problem Display
PID: 95550 (2K5/8/1p1p1p2/3k4/1P1N4/1N1p1P2/B2P4/8 w - - 0 1)

Stepanov, AS

Libausche Zeitung, 1896

2K5/8/1p1p1p2/3k4/1P1N4/1N1p1P2/B2P4/8

#2

7 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sa5+?
      • 1...Kxd4
        • 2.Sc6#
      • 1...Ke5!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Sbd4#
        • 2.Sba5#
      • 1...Kc4
        • 2.Sbd4#
      • 1...Kxc6
        • 2.Sd4#
      • 1...Ke6
        • 2.Sbd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(b);P-FLIGHT,XS(F)::S(C)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • S(F);
    • Threat
      • DUALS(2)
    • Vars
      • K(b);S_FLIGHT::B(A)+S(C)
      • K(b);S_FLIGHT,XS(F)::S(C)
      • K(b);S_FLIGHT::B(A)+S(C),DCHECK
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