MESON Chess Problem Database

Problem Display
PID: 35837 (2b3K1/2p1pN2/3pk1p1/1QP3P1/4P3/1Np5/8/3r4 w - - 0 1)

Reitman, Mark

HM., Sushkov-60 JT (Zadachi i Etyudy), 1999

2b3K1/2p1pN2/3pk1p1/1QP3P1/4P3/1Np5/8/3r4

#2

7 + 8

3657 Izbrannie Shakhmatnie Zadachi Marka Reitmana 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Sd4#
    • 1...Rb1
      • 2.Sd4#
    • 1...Rc1
      • 2.Sd4#
    • 1...Re1
      • 2.Sd4#
    • 1...Rf1
      • 2.Sd4#
    • 1...Rg1
      • 2.Sd4#
    • 1...Rh1
      • 2.Sd4#
    • 1...Rd4
      • 2.Sxd4#
    • 1...dxc5
      • 2.Sxc5#
    • 1...d5
      • 2.Qc6#
  • Tries
    • 1.cxd6?
      • threat
        • 2.Sc5#
      • 1...cxd6
        • 2.Sd8#
      • 1...exd6
        • 2.Qe8#
      • 1...c5
        • 2.Sxc5#
      • 1...Rd5!
  • Keys
    • 1.c6!
      • threat
        • 2.Sd8#
      • 1...Rd5
        • 2.Qxd5#
      • 1...d5
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 9
  • Sets
    • R(a);N_GUARD::S(A)
    • R(a);N_GUARD::S(A),XR(a)
    • P(c);XP(D)::S(A),XP(c)
    • P(c);OGATEB::QAR2(C)
  • Tries
    • Try
      • P(D);XP(c)
      • Threat
        • S(A)
      • Vars
        • P(f);SBLOCK,XP(D)::S(F)
        • P(g);OGATEB,XP(D)::QAR2(C)
        • P(f);::S(A),XP(f)
      • Refutation
        • R(a);
  • Actual
    • P(D);
    • Threat
      • S(F)
    • Vars
      • R(a);N_GUARD::QAB1(C),XR(a)
      • P(c);N_GUARD::S(A)
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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).