MESON Chess Problem Database

Problem Display
PID: 109654 (1N6/4p1RP/1P2p2K/1Bp1k3/1pP3p1/1pn3N1/1B2PP2/8 w - - 0 1)

Vokal, Stanislav

Zpravodaj Kotva, 1967

1N6/4p1RP/1P2p2K/1Bp1k3/1pP3p1/1pn3N1/1B2PP2/8

#2

11 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Sc6#
    • 1...Kf6
      • 2.Sd7#
  • Tries
    • 1.Kg5?
      • 1...Kd4
        • 2.Sc6#
      • 1...Kd6!
    • 1.Sd7+?
      • 1...Kd4
        • 2.Rxg4#
      • 1...Kf4
        • 2.Bc1#
        • 2.Rf7#
      • 1...Kd6!
    • 1.Bxc3+?
      • 1...Kf4
        • 2.Rf7#
      • 1...Kd6
        • 2.Se4#
      • 1...bxc3!
    • 1.Rf7?
      • 1...Kd4
        • 2.Sc6#
      • 1...Kd6!
    • 1.e3?
      • 1...Kf6
        • 2.Sd7#
      • 1...Kd6!
    • 1.h8Q?
      • 1...Kd4
        • 2.Sc6#
        • 2.Rxg4#
      • 1...Kf4
        • 2.Rf7#
      • 1...Kf6
        • 2.Sd7#
        • 2.Rh7#
      • 1...Kd6!
    • 1.h8B?
      • 1...Kd4
        • 2.Sc6#
        • 2.Rxg4#
      • 1...Kf4
        • 2.Rf7#
      • 1...Kf6
        • 2.Sd7#
        • 2.Rh7#
      • 1...Kd6!
  • Keys
    • 1.h8S!
      • 1...Kd4
        • 2.Sc6#
      • 1...Kf4
        • 2.Sg6#
      • 1...Kd6
        • 2.Sf7#
      • 1...Kf6
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(f);S_FLIGHT::S(K)
  • Tries
    • Try
      • K(H);S_FLIGHT
      • Vars
        • K(f);S_FLIGHT::S(K)
      • Refutation
        • K(f);N_SPINS(b),S_FLIGHT
    • Try
      • S(K);CHECK
      • Vars
        • K(f);S_FLIGHT::R(I),XP(d)
      • Refutation
        • K(f);N_SPINS(b),S_FLIGHT
    • Try
      • B(A);CHECK,XS(b)
      • Vars
        • K(f);S_FLIGHT::R(I)
        • K(f);S_FLIGHT::S(D)
      • Refutation
        • P(c);XB(A)
    • Try
      • R(I);
      • Vars
        • K(f);S_FLIGHT::S(K)
      • Refutation
        • K(f);N_SPINS(b),S_FLIGHT
    • Try
      • P(B);
      • Vars
        • K(f);S_FLIGHT::S(K)
      • Refutation
        • K(f);N_SPINS(b),S_FLIGHT
    • Try
      • P(J);
      • Vars
        • K(f);N_SPINS(b),S_FLIGHT::R(I)
      • Refutation
        • K(f);N_SPINS(b),S_FLIGHT
    • Try
      • P(J);
      • Vars
        • K(f);N_SPINS(b),S_FLIGHT::R(I)
      • Refutation
        • K(f);N_SPINS(b),S_FLIGHT
  • Actual
    • P(J);
    • Vars
      • K(f);S_FLIGHT::S(K)
      • K(f);N_SPINS(b),S_FLIGHT::S(J)
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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).