MESON Chess Problem Database

Problem Display
PID: 229200 (4r3/2Pnk1P1/2n1p3/1Q2P1Nb/1b1p2p1/qp4N1/8/5R1K w - - 0 1)

Wrobel, Marian

Magyar Sakkvilag, 1926

4r3/2Pnk1P1/2n1p3/1Q2P1Nb/1b1p2p1/qp4N1/8/5R1K

#2

8 + 11

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bf7
      • 2.Rxf7#
    • 1...Sd8
      • 2.c8S#
  • Keys
    • 1.Qd5!
      • threat
        • 2.Qxe6#
      • 1...exd5
        • 2.Sf5#
      • 1...Bf7
        • 2.Rxf7#
      • 1...Sd8
        • 2.c8S#
      • 1...Sc5
        • 2.Qd6#
      • 1...Sf8
        • 2.g8S#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(f);N_GUARD::R1(A),XB(f)
    • S(g);SBLOCK,S_CUTR(k)::P=S
  • Actual
    • Q(D);
    • Threat
      • QAR1(D),XP(h)
    • Vars
      • P(h);N_GUARD,XQ(D)::S(C)
      • B(f);N_GUARD::R1(A),XB(f)
      • S(g);SBLOCK,S_CUTR(k)::P=S
      • S(i);S_CUTB(c)::QAB1(D)
      • S(i);S_CUTR(k)::P=S
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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).