MESON Chess Problem Database

Problem Display
PID: 54976 (3N4/KPP1p3/3k4/4R3/3P4/6R1/7B/8 w - - 0 1)

Chepizhni, Viktor Ivanovich

2nd Prize, 04. USSR Team Championship, 1963

3N4/KPP1p3/3k4/4R3/3P4/6R1/7B/8

#2

8 + 2

3747 FIDE Album (1962-1964) 1968
6167 Viktor Chepizhny 2007

SOLUTION

  • SOUND
  • Tries
    • 1.Sf7+?
      • 1...Kc6
        • 2.c8Q#
      • 1...Kd7
        • 2.c8Q#
      • 1...Kxc7!
    • 1.Rg8?
      • 1...Kxc7
        • 2.Rxe7#
      • 1...Kd7
        • 2.Rd5#
      • 1...e6!
    • 1.Rd5+?
      • 1...Kxc7
        • 2.Rc3#
        • 2.Rg7#
        • 2.b8Q#
      • 1...Kxd5!
  • Keys
    • 1.Rg7!
      • 1...Kxc7
        • 2.Rd5#
      • 1...Kd7
        • 2.Rexe7#
      • 1...e6
        • 2.c8S#

This is a version of 10218

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(H);CHECK
      • Vars
        • K(a);P-FLIGHT::P=Q
      • Refutation
        • K(a);S_FLIGHT,XP(G)
    • Try
      • R(B);
      • Vars
        • K(a);S_FLIGHT,XP(G)::B(A)+R(D),DCHECK,XP(b)
        • K(a);P-FLIGHT::R(D)
      • Refutation
        • P(b);
    • Try
      • R(D);CHECK
      • Refutation
        • K(a);P-FLIGHT,XR(D)
  • Actual
    • R(B);
    • Vars
      • K(a);P_SPINP(b),S_FLIGHT,XP(G)::B(A)+R(D)
      • K(a);P-FLIGHT,P_SPINP(b)::R1(D),XP(b)
      • P(b);::P=S
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).