MESON Chess Problem Database

Problem Display
PID: 16971 (2K1bB2/3pN1rr/n1Pk2P1/pP4R1/1q1p4/Q3N3/B6b/2R5 w - - 0 1)

ten Cate, Pieter

1st Prize, Tijdschrift vd KNSB, 1944

2K1bB2/3pN1rr/n1Pk2P1/pP4R1/1q1p4/Q3N3/B6b/2R5

#2

11 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Be5
      • 2.S3f5#
      • 2.S7f5#
    • 1...Bf7
      • 2.Sg8#
    • 1...dxe3
      • 2.Rd1#
  • Keys
    • 1.Re1!
      • threat
        • 2.Sc4#
      • 1...dxe3
        • 2.Rd1#
      • 1...Be5
        • 2.S7f5#
      • 1...Bf7
        • 2.Sg8#
      • 1...Sc5
        • 2.S3f5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(j);S_CUTR(h)::B(K)+S(I)
    • P(c);OGATEB,XS(D)::R(A)
  • Actual
    • R(A);
    • Threat
      • S(D)
    • Vars
      • P(c);OGATEB,XS(D)::R(A)
      • B(a);SBLOCK::B(K)+S(I),DCHECK
      • B(j);S_CUTR(h)::B(K)+S(I)
      • S(e);N_SPINQ(b),SBLOCK::S(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).