MESON Chess Problem Database

Problem Display
PID: 21876 (2rr4/8/bp5p/qp2P2K/p2kNQ2/3BN3/1PPR4/6B1 w - - 0 1)

Rietveld, Johannes Jacob

2nd HM., Queensland Chess Association, 1921

2rr4/8/bp5p/qp2P2K/p2kNQ2/3BN3/1PPR4/6B1

#2

10 + 9

3098 FIDE Album (1914-1944) (I) 1971

SOLUTION

  • SOUND
  • Sets
    • 1...Rc5
      • 2.Sf2#
      • 2.Sc3#
      • 2.Sg3#
      • 2.Sg5#
      • 2.Sd6#
      • 2.Sf6#
    • 1...Rd5
      • 2.Sd1#
      • 2.Sf1#
      • 2.Sg2#
      • 2.Sc4#
      • 2.Sg4#
      • 2.Sf5#
    • 1...b4
      • 2.Bc4#
      • 2.Bb5#
      • 2.Bxa6#
  • Tries
    • 1.Qf7?
      • threat
        • 2.Sc4#
        • 2.Sg4#
      • 1...Kxe5
        • 2.Sg4#
        • 2.Qf6#
      • 1...Rc4
        • 2.Sxc4#
        • 2.Sg4#
      • 1...Rg8
        • 2.Sg4#
        • 2.Qd5#
      • 1...Qxd2!
  • Keys
    • 1.e6!
      • threat
        • 2.Qf6#
      • 1...Rc5+
        • 2.Sg5#
      • 1...Rd5+
        • 2.Sf5#
      • 1...b4+
        • 2.Bb5#
      • 1...Rf8
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(H);
      • Threat
        • DUALS(2)
      • Refutation
        • Q(c);XR(D)
  • Actual
    • P(I);
    • Threat
      • QAB(H)
    • Vars
      • R(h);CHECK,SBLOCK::QAR(H)+S(G)
      • R(i);CHECK,SBLOCK::B(A)+S(F),DCHECK
      • P(d);CHECK,S_CUTQ(c)::R(D)+B(E)
      • R(i);N_GUARD::QAR2(H)
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).