MESON Chess Problem Database

Problem Display
PID: 58190 (8/B1N5/p1b1PP2/r1Q1b1p1/P1p1pk2/1q2p1N1/4B2K/8 w - - 0 1)

Giacobbe, Daniele

Torre & Cavallo - Scacco!, 2001

8/B1N5/p1b1PP2/r1Q1b1p1/P1p1pk2/1q2p1N1/4B2K/8

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Qd1
      • 2.Qxe3#
    • 1...Qa2
      • 2.Qxe3#
    • 1...Qc2
      • 2.Qxe3#
    • 1...Qxa4
      • 2.Qxe3#
    • 1...Qb1
      • 2.Qxe3#
    • 1...Qb2
      • 2.Qxe3#
    • 1...Qb4
      • 2.Qxe3#
    • 1...Qb5
      • 2.Qxe3#
    • 1...Qb7
      • 2.Qxe3#
    • 1...Qb8
      • 2.Qxe3#
    • 1...Ba1
      • 2.Sh5#
    • 1...Bb2
      • 2.Sh5#
    • 1...Bc3
      • 2.Sh5#
    • 1...Bd4
      • 2.Sh5#
    • 1...Bd6
      • 2.Sh5#
    • 1...Bxf6
      • 2.Sh5#
    • 1...Bxc7
      • 2.Sh5#
    • 1...Bxa4
      • 2.Sd5#
    • 1...Bb5
      • 2.Sd5#
    • 1...Bd5
      • 2.Sxd5#
    • 1...Bd7
      • 2.Sd5#
    • 1...Be8
      • 2.Sd5#
    • 1...c3
      • 2.Qxe3#
  • Keys
    • 1.e7!
      • threat
        • 2.Se6#
      • 1...Bxc7
        • 2.Sh5#
      • 1...Bd5
        • 2.Sxd5#
      • 1...Bd7
        • 2.Sd5#
      • 1...c3
        • 2.Qxe3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 19
  • Sets
    • Q(a);N_GUARD::QAB1(E),XP(b)
    • Q(a);N_GUARD,P_PINB(A)::QAB1(E),XP(b)
    • Q(a);N_GUARD,XP(D)::QAB1(E),XP(b)
    • B(g);::S(C)
    • B(g);XP(G)::S(C)
    • B(g);XS(I)::S(C)
    • B(j);N_GUARD,XP(D)::S(I)
    • B(j);N_GUARD::S(I)
    • B(j);N_GUARD::S(I),XB(j)
    • P(c);S_CUTQ(a)::QAB1(E),XP(b)
  • Actual
    • P(F);
    • Threat
      • S(I)
    • Vars
      • B(g);XS(I)::S(C)
      • B(j);N_GUARD::S(I),XB(j)
      • B(j);N_GUARD::S(I)
      • P(c);S_CUTQ(a)::QAB1(E),XP(b)
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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).