MESON Chess Problem Database

Problem Display
PID: 193805 (4r1n1/1pn5/bQ1p1p2/3k1BpK/R2N2N1/1PP2P1p/3P1p1b/4rq2 w - - 0 1)

Grabowski, Kazimierz

1st Prize=, Rice MT, 1916

4r1n1/1pn5/bQ1p1p2/3k1BpK/R2N2N1/1PP2P1p/3P1p1b/4rq2

#2

10 + 14

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Qxb7+?
      • 1...Kc5
        • 2.Qc6#
      • 1...Bxb7!
  • Keys
    • 1.Se2!
      • threat
        • 2.Rd4#
      • 1...Re4
        • 2.fxe4#
      • 1...Be5
        • 2.Se3#
      • 1...Bc4
        • 2.bxc4#
      • 1...Sb5
        • 2.c4#
      • 1...Se6
        • 2.Be4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(J);CHECK,XP(k)
      • Vars
        • K(f);P-FLIGHT::QAR1(J)
      • Refutation
        • B(h);XQ(J)
  • Actual
    • S(F);
    • Threat
      • R1(E)
    • Vars
      • R(m);OGATE::P(D),XR(m)
      • B(d);SBLOCK,S_CUTR(m)::S(G)
      • B(h);OGATE::P(B),XB(h)
      • S(l);S_CUTB(h)::P(C)
      • S(l);SBLOCK,S_CUTR(m)::B(H)
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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).