MESON Chess Problem Database

Problem Display
PID: 164869 (8/8/5n2/3N1Bp1/2r5/8/1r1Pk1n1/2BR1RK1 w - - 0 1)

Jankevics, Karlis

Sachmatija, 2008

8/8/5n2/3N1Bp1/2r5/8/1r1Pk1n1/2BR1RK1

#2

7 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd2
      • 2.Rxd2#
    • 1...Rc3
      • 2.Sxc3#
    • 1...Ra4
      • 2.Sc3#
    • 1...Rb4
      • 2.Sc3#
    • 1...Rd4
      • 2.Sc3#
    • 1...Rf4
      • 2.Sc3#
    • 1...Rg4
      • 2.Sc3#
    • 1...Rh4
      • 2.Sc3#
    • 1...Se1
      • 2.Rdxe1#
    • 1...Se3
      • 2.Rde1#
    • 1...Sf4
      • 2.Rde1#
    • 1...Sh4
      • 2.Rde1#
  • Keys
    • 1.d4!
      • threat
        • 2.Bd3#
      • 1...Rxd4
        • 2.Sc3#
      • 1...Se1
        • 2.Rdxe1#
      • 1...Rd2
        • 2.Rxd2#
      • 1...Rb3
        • 2.Rd2#
      • 1...Rc3
        • 2.Sxc3#
      • 1...Sf4
        • 2.Rde1#
      • 1...Se4
        • 2.Bg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 7
  • Sets
    • R(a);OGATE,XP(E)::R1(B),XR(a)
    • R(d);N_GUARD::S(F),XR(d)
    • R(d);N_GUARD::S(F)
    • S(c);N_GUARD::R1(B),XS(c)
    • S(c);N_GUARD::R1(B)
  • Actual
    • P(E);
    • Threat
      • B(G)
    • Vars
      • R(d);N_GUARD,XP(E)::S(F)
      • S(c);N_GUARD::R1(B),XS(c)
      • R(a);N_GUARD::R1(B),XR(a)
      • R(a);N_GUARD::R1(B)
      • R(d);N_GUARD::S(F),XR(d)
      • S(c);N_GUARD::R1(B)
      • S(f);N_GUARD::B(G)
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).