MESON Chess Problem Database

Problem Display
PID: 51637 (8/P4P1Q/2P1P1p1/K1PkBR2/3PRP2/1N6/B2P4/2N5 w - - 0 1)

Kuznetsov, Anatoly Grigorievich

Sp. HM., 64 Shakhmatnoe obozrenie, 1996

8/P4P1Q/2P1P1p1/K1PkBR2/3PRP2/1N6/B2P4/2N5

#2

16 + 2

56 The Problemist 2003

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4
      • 2.Sa1#
    • 1...Kxc6
      • 2.a8Q#
      • 2.a8B#
  • Tries
    • 1.Sa1+?
      • 1...Kxc6
        • 2.a8Q#
        • 2.a8B#
      • 1...Kxe4!
    • 1.Rf6?
      • 1...Kc4
        • 2.Sa1#
      • 1...Kxe4
        • 2.Qh1#
      • 1...Kxc6
        • 2.a8Q#
        • 2.a8B#
      • 1...g5!
    • 1.Qxg6?
      • 1...Kc4
        • 2.Sa1#
      • 1...Kxc6
        • 2.a8Q#
        • 2.a8B#
      • 1...Kxe4!
  • Keys
    • 1.Rg5!
      • 1...Kc4
        • 2.Sa1#
      • 1...Kxe4
        • 2.Qh1#
      • 1...Kxc6
        • 2.a8Q#
        • 2.a8B#
      • 1...Kxe6
        • 2.Bh8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(B)+S(D)
    • K(a);S_FLIGHT,XP(L)::P=Q
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • K(a);S_FLIGHT,XP(L)::P=Q
      • Refutation
        • K(a);S_FLIGHT,XR(F)
    • Try
      • R(K);
      • Vars
        • K(a);S_FLIGHT::B(B)+S(D)
        • K(a);OGATEB,P_SPINP(b),S_FLIGHT,XR(F)::QAB(P)
        • K(a);S_FLIGHT,XP(L)::P=Q
      • Refutation
        • P(b);
    • Try
      • Q(P);XP(b)
      • Vars
        • K(a);S_FLIGHT::B(B)+S(D)
        • K(a);S_FLIGHT,XP(L)::P=Q
      • Refutation
        • K(a);S_FLIGHT,XR(F)
  • Actual
    • R(K);
    • Vars
      • K(a);S_FLIGHT::B(B)+S(D)
      • K(a);OGATEB,P_SPINP(b),S_FLIGHT,XR(F)::QAB(P)
      • K(a);S_FLIGHT,XP(L)::P=Q
      • K(a);S_FLIGHT,XP(M)::R(F)+B(J)
HTML5 logo

Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).