MESON Chess Problem Database

Problem Display
PID: 35982 (1q2RRBK/b5p1/2p5/1pPPPP1p/r1b1kN1r/1p6/1P2pQ2/6N1 w - - 0 1)

Salardini, Erio

5th HM., BCF 004. Ty., 1930-1931

1q2RRBK/b5p1/2p5/1pPPPP1p/r1b1kN1r/1p6/1P2pQ2/6N1

#2

12 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Qd6
      • 2.exd6#
  • Keys
    • 1.Se6!
      • threat
        • 2.Qd4#
      • 1...Kd3
        • 2.Qxe2#
      • 1...Kxd5
        • 2.Sg5#
      • 1...Kxe5
        • 2.Sd8#
      • 1...Qxe5
        • 2.Qf3#
      • 1...Bxd5
        • 2.Qxe2#
      • 1...Bxc5
        • 2.Sxc5#
      • 1...Bd3
        • 2.Sg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 1
  • Sets
    • Q(l);OGATE::R(I)+P(G),XQ(l)
  • Actual
    • S(D);
    • Threat
      • QAR1(C)
    • Vars
      • K(e);S_FLIGHT::QAB1(C),XP(a)
      • K(e);S_FLIGHT,XP(F)::B(K)+S(D)
      • K(e);P-FLIGHT,XP(G)::R(I)+S(D)
      • Q(l);SBLOCK,XP(G)::QAB1(C)
      • B(d);N_GUARD,SBLOCK,XP(F)::QAR2(C),XP(a)
      • B(j);XP(E)::S(D),XB(j)
      • B(d);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).