MESON Chess Problem Database

Problem Display
PID: 198721 (2kN4/1nB2NQ1/1P1p4/p3p2K/6R1/r5pB/8/3b4 w - - 0 1)

Guidelli, Giorgio

2nd HM., L'Illustrazione Italiana, 1921

2kN4/1nB2NQ1/1P1p4/p3p2K/6R1/r5pB/8/3b4

#2

8 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Kd7
      • 2.Sxd6#
    • 1...Rf3
      • 2.Rf4#
    • 1...Bc2
      • 2.Re4#
    • 1...Bb3
      • 2.Rc4#
    • 1...Ba4
      • 2.Rxa4#
    • 1...Bxg4+
      • 2.Bxg4#
      • 2.Qxg4#
    • 1...Sc5
      • 2.Sxd6#
    • 1...Sxd8
      • 2.Sxd6#
  • Keys
    • 1.Qh7!
      • threat
        • 2.Qf5#
      • 1...Bxg4+
        • 2.Bxg4#
      • 1...Kd7
        • 2.Sxd6#
      • 1...Sxd8
        • 2.Sxd6#
      • 1...Rf3
        • 2.Rf4#
      • 1...Bc2
        • 2.Re4#
      • 1...Bb3
        • 2.Rc4#
      • 1...Ba4
        • 2.Rxa4#
      • 1...Sc5
        • 2.Sxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(h);S_FLIGHT::QAR(G)+S(F),XP(f)
    • R(b);N_PINR(B)::B(A)+R(B)
    • B(a);N_PINR(B)::B(A)+R(B)
    • B(a);N_PINR(B)::B(A)+R(B),XB(a)
    • S(g);N_GUARD::S(F),XP(f)
    • S(g);N_GUARD,XS(H)::S(F),XP(f)
  • Actual
    • Q(G);
    • Threat
      • QAB(G)
    • Vars
      • B(a);CHECK,OGATE,P_SPINB(a),XR(B)::B(A),XB(a)
      • K(h);S_FLIGHT::QAR(G)+S(F),XP(f)
      • S(g);N_GUARD,XS(H)::S(F),XP(f)
      • R(b);N_PINR(B)::B(A)+R(B)
      • B(a);N_PINR(B)::B(A)+R(B)
      • B(a);N_PINR(B)::B(A)+R(B),XB(a)
      • S(g);N_GUARD::S(F),XP(f)
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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).