MESON Chess Problem Database

Problem Display
PID: 153042 (Kb3n2/2p3R1/p1k1p3/RbPN4/4p1B1/B1p1Np2/8/7Q w - - 0 1)

Schonholzer, Andreas

Schweizerische Schachzeitung, 2001

Kb3n2/2p3R1/p1k1p3/RbPN4/4p1B1/B1p1Np2/8/7Q

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Bf1
      • 2.Sb4#
    • 1...Be2
      • 2.Sb4#
    • 1...Bd3
      • 2.Sb4#
    • 1...Ba4
      • 2.Sb4#
    • 1...Bc4
      • 2.Sb4#
    • 1...Ba7
      • 2.Rxc7#
    • 1...Sd7
      • 2.Se7#
    • 1...e5
      • 2.Se7#
  • Tries
    • 1.Bxe6?
      • threat
        • 2.Se7#
      • 1...Sg6
        • 2.Bd7#
      • 1...Sxe6!
    • 1.Qd1?
      • threat
        • 2.Se7#
      • 1...exd5
        • 2.Qxd5#
      • 1...Bd3
        • 2.Sb4#
      • 1...Sg6!
  • Keys
    • 1.Qh5!
      • threat
        • 2.Sb4#
      • 1...exd5
        • 2.Qxd5#
      • 1...e5
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 7
  • Sets
    • B(d);::S(G)
    • B(i);N_GUARD::R1(H),XP(h)
    • S(j);SBLOCK::S(G)
    • P(g);::S(G)
  • Tries
    • Try
      • B(D);XP(g)
      • Threat
        • S(G)
      • Vars
        • S(j);N_GUARD::B(D)
      • Refutation
        • S(j);XB(D)
    • Try
      • Q(A);
      • Threat
        • S(G)
      • Vars
        • P(g);OGATE,XS(G)::QAB1(A),XP(g)
        • B(d);::S(G)
      • Refutation
        • S(j);
  • Actual
    • Q(A);
    • Threat
      • S(G)
    • Vars
      • P(g);OGATE,XS(G)::QAB1(A),XP(g)
      • P(g);::S(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).