MESON Chess Problem Database

Problem Display
PID: 121699 (B4R2/4p2P/q1n1rb2/2P3p1/3N1kP1/1Q1n1Pp1/p3r3/K2N2B1 w - - 0 1)

Stocchi, Ottavio

Caissa, 1948

B4R2/4p2P/q1n1rb2/2P3p1/3N1kP1/1Q1n1Pp1/p3r3/K2N2B1

#2

11 + 11

14475 Mat Plus Review 2007
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sde5
      • 2.Sxe6#
    • 1...Sce5
      • 2.Sxe2#
    • 1...g2
      • 2.Bh2#
  • Keys
    • 1.h8S!
      • threat
        • 2.Sg6#
      • 1...Ke5
        • 2.Sg6#
      • 1...g2
        • 2.Bh2#
      • 1...Sde5
        • 2.Sxe6#
      • 1...Sce5
        • 2.Sxe2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(c);N_PINS(F),SBLOCK::S(F),XR(i)
    • S(h);N_PINS(F),SBLOCK::S(F),XR(b)
    • P(d);OGATEB::B(C)
  • Actual
    • P(I);
    • Threat
      • S(I)
    • Vars
      • K(e);N_PINS(F),N_SPINB(j),S_FLIGHT::S(I)
      • P(d);OGATEB::B(C)
      • S(c);N_PINS(F),SBLOCK::S(F),XR(i)
      • S(h);N_PINS(F),SBLOCK::S(F),XR(b)
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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).