MESON Chess Problem Database

Problem Display
PID: 67071 (1K4B1/p3p3/1p1R4/r3kn2/1Rn1N3/2P1pQ1b/q7/8 w - - 0 1)

Stocchi, Ottavio

1st HM., Praca, 1953

1K4B1/p3p3/1p1R4/r3kn2/1Rn1N3/2P1pQ1b/q7/8

#2

7 + 10

5407 Selected Stocchi (II) 2004
14475 Mat Plus Review 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Ra3
      • 2.Rb5#
      • 2.Rd5#
    • 1...Ra4
      • 2.Rb5#
      • 2.Rd5#
    • 1...Rb5
      • 2.Rxb5#
    • 1...Rd5
      • 2.Rxd5#
      • 2.Re6#
    • 1...Ra6
      • 2.Rb5#
      • 2.Rd5#
    • 1...Sd4
      • 2.cxd4#
    • 1...b5
      • 2.Rd5#
  • Keys
    • 1.Sc5!
      • threat
        • 2.Re6#
      • 1...Kxd6
        • 2.Qd5#
      • 1...Scxd6
        • 2.Sd7#
      • 1...Sfxd6
        • 2.Sd3#
      • 1...exd6
        • 2.Sd7#
      • 1...e6
        • 2.Rxe6#
      • 1...Sb2
        • 2.Qf4#
      • 1...Sd2
        • 2.Qf4#
      • 1...Sa3
        • 2.Qf4#
      • 1...Sg3
        • 2.Rd5#
      • 1...Sd4
        • 2.Rd5#
      • 1...Sh4
        • 2.Rd5#
      • 1...Sh6
        • 2.Rd5#
      • 1...Sg7
        • 2.Rd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 12
    • REMOVED MATES = 2
  • Sets
    • R(e);N_GUARD::R(C),XR(e)
    • S(g);OGATE::P(A),XS(g)
    • P(h);S_CUTR(e)::R1(E)
  • Actual
    • S(D);
    • Threat
      • R1(E)
    • Vars
      • K(f);S_FLIGHT,XR(E)::QAR1(B)
      • S(d);SBLOCK,XR(E)::S(D)
      • S(g);SBLOCK,XR(E)::S(D)
      • P(j);SBLOCK,XR(E)::S(D)
      • P(j);::R1(E),XP(j)
      • S(d);::QAB1(B)
      • S(g);::R1(E)
HTML5 logo

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).