MESON Chess Problem Database

Problem Display
PID: 278134 (1rB5/1rp3p1/n2kPpN1/1P3Q1K/5pp1/1N1n4/3qR3/4b3 w - - 0 1)

Burda, Josef

Sachova skladba, 2024

1rB5/1rp3p1/n2kPpN1/1P3Q1K/5pp1/1N1n4/3qR3/4b3

#2

8 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Qc1
      • 2.Qxd3#
    • 1...Qa5
      • 2.Qxd3#
    • 1...Qa2
      • 2.Qxd3#
  • Keys
    • 1.e7!
      • threat
        • 2.Re6#
        • 2.Qe6#
        • 2.Qd7#
        • 2.e8S#
      • 1...Qxe2
        • 2.Qd7#
      • 1...Rxb5
        • 2.Re6#
      • 1...Rxc8
        • 2.Qe6#
      • 1...Se5
        • 2.Qe6#
      • 1...c5
        • 2.e8S#
      • 1...c6
        • 2.e8S#
      • 1...Qe3
        • 2.Qd7#
      • 1...Sdc5
        • 2.e8S#
      • 1...Sac5
        • 2.e8S#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 3
  • Sets
    • Q(b);N_GUARD::QAR(D),XS(c)
  • Actual
    • P(F);
    • Threat
      • DUALS(4)
    • Vars
      • Q(b);XR(A)::QAR1(D)
      • R(i);P_PINQ(D),XP(C)::R1(A)
      • R(l);XB(H)::QAR1(D)
      • S(c);::QAR1(D)
      • P(j);::P=S
      • Q(b);::QAR1(D)
      • S(c);::P=S
      • S(f);::P=S
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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).