MESON Chess Problem Database

Problem Display
PID: 266343 (r3BB2/1p4Np/r1R1R1qk/5P1p/5P1p/2p4K/8/b7 w - - 0 1)

Dyachuk, Vasyl Vasilovich

1st Prize, Problemist Ukraini, 2017

r3BB2/1p4Np/r1R1R1qk/5P1p/5P1p/2p4K/8/b7

#2

8 + 10

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Qxe6
      • 2.Sxh5#
      • 2.Sxe6#
    • 1...Qf6
      • 2.Sxh5#
      • 2.Rxf6#
    • 1...Rxe8
      • 2.Sxe8#
  • Tries
    • 1.Kxh4?
      • threat
        • 2.Sxh5#
      • 1...Qf6+
        • 2.Rxf6#
      • 1...Rxe8
        • 2.Sxe8#
      • 1...c2!
  • Keys
    • 1.Rf6!
      • threat
        • 2.Se6#
      • 1...Qxf6
        • 2.Sxh5#
      • 1...Rxe8
        • 2.Sxe8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(j);XB(G)::B(H)+S(F),XR(j)
  • Tries
    • Try
      • K(A);P-FLIGHT,XP(c)
      • Threat
        • B(H)+S(F),XP(d)
      • Vars
        • Q(f);CHECK,OGATEB::R(E),XQ(f)
        • R(j);XB(G)::B(H)+S(F),XR(j)
      • Refutation
        • P(b);
  • Actual
    • R(E);
    • Threat
      • B(H)+S(F)
    • Vars
      • Q(f);XR(E)::B(H)+S(F),XP(d)
      • R(j);XB(G)::B(H)+S(F),XR(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).