MESON Chess Problem Database

Problem Display
PID: 227570 (4R3/3Qb3/2p5/3b4/2p1k3/2B2pP1/3P1p2/5K2 w - - 0 1)

Kofman, Rafael Moiseevich

Revista de Sah, 1926

4R3/3Qb3/2p5/3b4/2p1k3/2B2pP1/3P1p2/5K2

#2

6 + 7

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Rd8!
      • 1...Kd3
        • 2.Qf5#
      • 1...Bxd8
        • 2.Qh7#
      • 1...Be6
        • 2.Qxe6#
      • 1...Bf7
        • 2.Qg4#
      • 1...Bg8
        • 2.Qg4#
      • 1...Ba3
        • 2.Qh7#
      • 1...Bb4
        • 2.Qh7#
      • 1...Bh4
        • 2.Qh7#
      • 1...Bc5
        • 2.Qh7#
      • 1...Bg5
        • 2.Qh7#
      • 1...Bd6
        • 2.Qh7#
      • 1...Bf6
        • 2.Qh7#
      • 1...Bf8
        • 2.Qh7#
      • 1...c5
        • 2.Qxd5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(F);N_PINB(g)
    • Vars
      • K(d);P_SPINB(e),S_FLIGHT::QAB(E)
      • B(g);OGATE,XR(F)::QAB(E)
      • B(e);N_GUARD::QAR2(E),XB(e)
      • B(e);::QAR2(E)
      • B(g);OGATE::QAB(E)
      • P(f);N_GUARD::QAB1(E),XB(e)
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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).