MESON Chess Problem Database

Problem Display
PID: 88102 (8/5Nn1/2P1k1P1/3p1nB1/3p1R2/KB2P1pq/2N5/6bb w - - 0 1)

Stocchi, Ottavio

Het Schaakleven, 1934

8/5Nn1/2P1k1P1/3p1nB1/3p1R2/KB2P1pq/2N5/6bb

#2

9 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Be4
      • 2.Rxe4#
    • 1...Sxe3
      • 2.Sxd4#
    • 1...Sh4
      • 2.Sxd4#
    • 1...Sd6
      • 2.Sxd4#
    • 1...Sh6
      • 2.Sxd4#
    • 1...Se7
      • 2.Sxd4#
      • 2.Rf6#
    • 1...g2
      • 2.Re4#
  • Keys
    • 1.e4!
      • threat
        • 2.Bxd5#
      • 1...Bxe4
        • 2.Rxe4#
      • 1...Se3
        • 2.Sxd4#
      • 1...Se7
        • 2.Rf6#
      • 1...g2
        • 2.exd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • B(b);N_GUARD::R(E),XB(b)
    • S(g);N_GUARD,XP(D)::S(A),XP(e)
    • S(g);N_GUARD::S(A),XP(e)
    • P(c);S_CUTB(b)::R(E)
  • Actual
    • P(D);
    • Threat
      • B(C),XP(f)
    • Vars
      • B(b);OGATE,XP(D)::R(E),XB(b)
      • S(g);N_GUARD,S_CUTB(a)::S(A),XP(e)
      • S(g);OGATE,SBLOCK::R1(E)
      • P(c);P_PINB(C),S_CUTB(b)::P(D),XP(f)
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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).