MESON Chess Problem Database

Problem Display
PID: 206551 (8/8/2rp4/3B4/1P1p4/8/2p5/k1K4Q w - - 0 1)

Makhlin, D

64 Shakhmatnoe obozrenie, 1925

8/8/2rp4/3B4/1P1p4/8/2p5/k1K4Q

#2

4 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ra6
      • 2.Kxc2#
    • 1...Rb6
      • 2.Kxc2#
  • Keys
    • 1.Bc4!
      • threat
        • 2.Kxc2#
      • 1...Rxc4
        • 2.Qa8#
      • 1...d3
        • 2.Qh8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • R(d);::QAR(B)+K(A),XP(b)
  • Actual
    • B(D);
    • Threat
      • QAR(B)+K(A),XP(b)
    • Vars
      • R(d);OGATE,XB(D)::QAB(B)
      • P(c);OGATEB::QAB(B)
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).