MESON Chess Problem Database

Problem Display
PID: 162133 (8/4K3/5R2/4B1p1/7b/1Q1P3r/2pPk1Bp/R4N1N w - - 0 1)

Ambros, EP

Problem (Zagreb), 1956

8/4K3/5R2/4B1p1/7b/1Q1P3r/2pPk1Bp/R4N1N

#2

10 + 6

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Rf3
      • 2.Bxf3#
    • 1...Rg3
      • 2.Rf2#
    • 1...Bf2
      • 2.Rxf2#
    • 1...Bg3
      • 2.Bf3#
  • Keys
    • 1.Bg3!
      • threat
        • 2.Bf3#
        • 2.Re1#
        • 2.Rf2#
        • 2.Re6#
      • 1...Rxg3
        • 2.Rf2#
      • 1...Bxg3
        • 2.Bf3#
      • 1...c1Q
        • 2.Re6#
      • 1...c1S
        • 2.Re6#
      • 1...c1B
        • 2.Re6#
      • 1...c1R
        • 2.Re6#
      • 1...g4
        • 2.Re1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 2
  • Sets
    • R(d);N_GUARD::B(E),XR(d)
    • R(d);S_CUTB(e)::R1(I)
    • B(e);N_GUARD::R1(I),XB(e)
    • B(e);S_CUTR(d)::B(E)
  • Actual
    • B(H);
    • Threat
      • DUALS(4)
    • Vars
      • R(d);XB(H)::R1(I)
      • B(e);XB(H)::B(E)
      • P(a);::R(I)
      • P(f);P_PINR(I)::R1(A)
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).