MESON Chess Problem Database

Problem Display
PID: 86770 (1B6/4pp2/2P2p2/N3nkpK/R5n1/2N3pP/B1P1R1P1/8 w - - 0 1)

Chepizhni, Viktor Ivanovich

Australian Ty., 1960

1B6/4pp2/2P2p2/N3nkpK/R5n1/2N3pP/B1P1R1P1/8

#2

11 + 8

6167 Viktor Chepizhny 2007
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sd3
      • 2.hxg4#
    • 1...Sf3
      • 2.hxg4#
    • 1...Sc4
      • 2.hxg4#
    • 1...Sxc6
      • 2.hxg4#
    • 1...Sg6
      • 2.hxg4#
    • 1...Sd7
      • 2.hxg4#
  • Tries
    • 1.Sd1?
      • 1...Sxc6
        • 2.hxg4#
      • 1...Sf2
        • 2.Se3#
      • 1...Sh2
        • 2.Se3#
      • 1...Se3
        • 2.Sxe3#
      • 1...Sh6
        • 2.Se3#
      • 1...Sd3
        • 2.hxg4#
      • 1...Sf3
        • 2.hxg4#
      • 1...Sc4
        • 2.hxg4#
      • 1...Sg6
        • 2.hxg4#
      • 1...Sd7
        • 2.hxg4#
      • 1...e6!
    • 1.Sd5?
      • threat
        • 2.Sxe7#
      • 1...Sxc6
        • 2.hxg4#
      • 1...Sg6
        • 2.hxg4#
      • 1...e6
        • 2.Se7#
      • 1...Ke6!
  • Keys
    • 1.Sc4!
      • 1...Kf4
        • 2.Se3#
      • 1...Ke6
        • 2.Sd6#
      • 1...Sxc4
        • 2.hxg4#
      • 1...Sxc6
        • 2.hxg4#
      • 1...Sf2
        • 2.Se3#
      • 1...Sh2
        • 2.Se3#
      • 1...Se3
        • 2.Sxe3#
      • 1...Sh6
        • 2.Se3#
      • 1...Sd3
        • 2.hxg4#
      • 1...Sf3
        • 2.hxg4#
      • 1...Sg6
        • 2.hxg4#
      • 1...Sd7
        • 2.hxg4#
      • 1...e6
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • S(c);N_GUARD::P(F),XS(b)
    • S(c);N_GUARD,XP(J)::P(F),XS(b)
  • Tries
    • Try
      • S(E);
      • Vars
        • S(c);N_GUARD,XP(J)::P(F),XS(b)
        • S(b);N_GUARD::S(E)
        • S(b);N_GUARD::S(E),XS(b)
        • S(c);N_GUARD::P(F),XS(b)
      • Refutation
        • P(g);
    • Try
      • S(E);
      • Threat
        • S(E),XP(g)
      • Vars
        • S(c);N_GUARD,XP(J)::P(F),XS(b)
        • S(c);N_GUARD::P(F),XS(b)
        • P(g);::S(E)
      • Refutation
        • K(d);P_SPINS(c),S_FLIGHT
  • Actual
    • S(H);
    • Vars
      • K(d);P-FLIGHT,P_SPINS(c)::R(G)+S(H)
      • K(d);P_SPINS(c),S_FLIGHT::B(A)+S(H)
      • S(c);N_GUARD,XS(H)::P(F),XS(b)
      • S(c);N_GUARD,XP(J)::P(F),XS(b)
      • S(b);N_GUARD::S(H)
      • S(b);N_GUARD::S(H),XS(b)
      • S(c);N_GUARD::P(F),XS(b)
      • P(g);N_GUARD::S(H)
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