MESON Chess Problem Database

Problem Display
PID: 277907 (8/1p2KRBP/r3pNp1/pQ4PP/4bkpb/2R4n/1n3p1q/8 w - - 0 1)

Sterkowiec, Marcin

Meson, 2024

8/1p2KRBP/r3pNp1/pQ4PP/4bkpb/2R4n/1n3p1q/8

#2

9 + 13

SOLUTION

  • SOUND
  • Sets
    • 1...Sxg5
      • 2.Sd5#
    • 1...gxh5
      • 2.Sxh5#
  • Keys
    • 1.Qe2!
      • threat
        • 2.Sxe4#
      • 1...Ke5
        • 2.Qxe4#
      • 1...Kf5
        • 2.Sxe4#
      • 1...Kxg5
        • 2.Qxg4#
      • 1...Bxg5
        • 2.Qxe4#
      • 1...Sxg5
        • 2.Sd5#
      • 1...Bf5
        • 2.Qe3#
      • 1...Bb1
        • 2.Se4#
      • 1...Bh1
        • 2.Se4#
      • 1...Bc2
        • 2.Se4#
      • 1...Bg2
        • 2.Se4#
      • 1...Bd3
        • 2.Se4#
      • 1...Bf3
        • 2.Se4#
      • 1...Bd5
        • 2.Se4#
      • 1...Bc6
        • 2.Se4#
      • 1...e5
        • 2.Qxg4#

This is a version of 38481

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 1
  • Sets
    • S(d);SBLOCK,XP(C)::R(G)+S(E),DCHECK
    • P(l);XP(D)::R(G)+S(E),DCHECK,XP(l)
  • Actual
    • Q(B);
    • Threat
      • R(G)+S(E),XB(e)
    • Vars
      • K(f);N_GUARD,P_SPINB(e),S_FLIGHT::QAR1(B),XB(e)
      • K(f);P-FLIGHT::R(G)+S(E),XB(e)
      • K(f);N_GUARD,S_FLIGHT,XP(C)::QAR1(B),XP(g)
      • B(h);P_PINS(E),SBLOCK,XP(C)::QAR1(B),XB(e)
      • S(d);SBLOCK,XP(C)::R(G)+S(E),DCHECK
      • B(e);SBLOCK::QAB1(B)
      • B(e);::R(G)+S(E)
      • P(k);SBLOCK::QAR1(B),XP(g)
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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).