MESON Chess Problem Database

Problem Display
PID: 75435 (2B3N1/p2p1Kp1/8/2b2k2/2p3R1/3rp1BP/Q2n4/8 w - - 0 1)

Petite, Efren

Probleemblad, 2007

2B3N1/p2p1Kp1/8/2b2k2/2p3R1/3rp1BP/Q2n4/8

#2

7 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Ra3
      • 2.Bxd7#
    • 1...Rb3
      • 2.Bxd7#
    • 1...Rc3
      • 2.Bxd7#
    • 1...Rd6
      • 2.Se7#
    • 1...Bd4
      • 2.Se7#
      • 2.Bxd7#
    • 1...Bb6
      • 2.Se7#
    • 1...Bd6
      • 2.Bxd7#
    • 1...Be7
      • 2.Sxe7#
    • 1...g5
      • 2.Sh6#
    • 1...g6
      • 2.Sh6#
  • Keys
    • 1.Qa6!
      • threat
        • 2.Qg6#
      • 1...Rd6
        • 2.Se7#
      • 1...Bb6
        • 2.Se7#
      • 1...Bd6
        • 2.Bxd7#
      • 1...g6
        • 2.Sh6#
        • 2.Qf6#
        • 2.Qxg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 6
  • Sets
    • R(b);N_GUARD::B(F),XP(h)
    • R(b);S_CUTB(e)::S(G)
    • B(e);N_GUARD::S(G)
    • B(e);S_CUTR(b)::B(F),XP(h)
    • B(e);N_GUARD::S(G),XB(e)
    • P(i);N_GUARD::S(G)
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • R(b);S_CUTB(e)::S(G)
      • B(e);N_GUARD::S(G)
      • B(e);S_CUTR(b)::B(F),XP(h)
HTML5 logo

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).