MESON Chess Problem Database

Problem Display
PID: 195857 (3N4/4B1b1/8/3pkp2/3p1p2/2NP1PP1/8/R3K2R w QK - 0 1)

Kapustin, Fedor Mikhailovich

StrateGems, 2018

3N4/4B1b1/8/3pkp2/3p1p2/2NP1PP1/8/R3K2R

#2

9 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Se2?
      • threat
        • 2.gxf4#
      • 1...fxg3
        • 2.f4#
      • 1...Bh6!
    • 1.0-0?
      • threat
        • 2.Rae1#
        • 2.Rfe1#
      • 1...fxg3
        • 2.f4#
      • 1...dxc3!
    • 1.0-0-0?
      • threat
        • 2.Rde1#
        • 2.Rhe1#
      • 1...dxc3
        • 2.d4#
      • 1...fxg3!
  • Keys
    • 1.Se4!
      • threat
        • 2.Bd6#
      • 1...dxe4
        • 2.Ra5#
      • 1...fxe4
        • 2.Rh5#
      • 1...Bf8
        • 2.Bf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • P(G),XP(b)
      • Vars
        • P(b);OGATE,XP(G)::P(F)
      • Refutation
        • B(f);
    • Try
      • K(B);0-0
      • Threat
        • DUALS(2)
      • Vars
        • P(b);OGATE,XP(G)::P(F)
      • Refutation
        • P(a);XS(D)
    • Try
      • K(B);0-0-0
      • Threat
        • DUALS(2)
      • Vars
        • P(a);OGATE,XS(D)::P(E)
      • Refutation
        • P(b);XP(G)
  • Actual
    • S(D);
    • Threat
      • B(H)
    • Vars
      • P(c);OGATEB,XS(D)::R(A)
      • P(e);OGATEB,XS(D)::R(C)
      • B(f);N_GUARD::B(H)
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