MESON Chess Problem Database

Problem Display
PID: 12265 (8/8/2B5/2B2pp1/2P2ppb/2Q2rrn/2R1Np2/2KRNk2 w - - 0 1)

Haring, Jacobus

Het Parool, 1977

8/8/2B5/2B2pp1/2P2ppb/2Q2rrn/2R1Np2/2KRNk2

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rxc3
      • 2.Sg2#
      • 2.Sd3#
    • 1...Rd3
      • 2.Sxd3#
    • 1...Re3
      • 2.Sg2#
      • 2.Sd3#
    • 1...Rg2
      • 2.Sd3#
      • 2.Sxf3#
  • Keys
    • 1.Qd3!
      • 1...Rxd3
        • 2.Sxd3#
      • 1...fxe1Q
        • 2.Sxg3#
      • 1...fxe1S
        • 2.Sxg3#
      • 1...fxe1B
        • 2.Sxg3#
      • 1...fxe1R
        • 2.Sxg3#
      • 1...Re3
        • 2.Sg2#
      • 1...Rg1
        • 2.Sg3#
      • 1...Rg2
        • 2.Sxf3#
      • 1...Sg1
        • 2.Sxg3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • R(c);::R(B)+S(C),XR(c)
  • Actual
    • Q(F);
    • Vars
      • R(c);XQ(F)::R(B)+S(C),XR(c)
      • P(b);P_PINR(B),P_SPINQ(b),XS(C)::QAB(F)+S(E),DCHECK,XR(d)
      • P(b);P_SPINS(b),XS(C)::QAB(F)+S(E),DCHECK,XR(d)
      • P(b);P_SPINB(b),XS(C)::QAB(F)+S(E),DCHECK,XR(d)
      • P(b);P_PINR(B),P_SPINR(b),XS(C)::QAB(F)+S(E),DCHECK,XR(d)
      • R(c);::R(B)+S(C)
      • R(d);SBLOCK::QAB(F)+S(E),DCHECK
      • R(d);SBLOCK::R(B)+S(C),XR(c)
      • S(e);SBLOCK::QAB(F)+S(E),DCHECK,XR(d)
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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).