MESON Chess Problem Database

Problem Display
PID: 46035 (2N5/7q/4Pp1p/nN1PkP2/4B1p1/6K1/8/4R3 w - - 0 1)

Tkachenko, Sergiy Ivanovich

Uralski Problemist, 2002

2N5/7q/4Pp1p/nN1PkP2/4B1p1/6K1/8/4R3

#2

8 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Scd6?
      • threat
        • 2.Bh1#
        • 2.Bg2#
        • 2.Bf3#
      • 1...Qxf5
        • 2.Sf7#
      • 1...Sc4
        • 2.Sxc4#
      • 1...Qa7!
    • 1.Se7?
      • threat
        • 2.Bb1#
        • 2.Bh1#
        • 2.Bc2#
        • 2.Bg2#
        • 2.Bd3#
        • 2.Bf3#
      • 1...Qxf5
        • 2.Bxf5#
      • 1...Sc4
        • 2.Sc6#
      • 1...Qxe7!
  • Keys
    • 1.Sb6!
      • threat
        • 2.Bb1#
        • 2.Bc2#
        • 2.Bd3#
      • 1...Qxf5
        • 2.Sd7#
      • 1...Sc4
        • 2.Sxc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(H);
      • Threat
        • DUALS(3)
      • Vars
        • Q(f);N_GUARD,XP(F)::S(H)
        • S(b);N_GUARD::S(H),XS(b)
      • Refutation
        • Q(f);
    • Try
      • S(H);
      • Threat
        • DUALS(6)
      • Vars
        • Q(f);OGATE,XP(F)::R(A)+B(C),XQ(f)
        • S(b);N_GUARD::S(H)
      • Refutation
        • Q(f);XS(H)
  • Actual
    • S(H);
    • Threat
      • DUALS(3)
    • Vars
      • Q(f);N_GUARD,XP(F)::S(H)
      • S(b);N_GUARD::S(H),XS(b)
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