MESON Chess Problem Database

Problem Display
PID: 139616 (4B3/n6p/2p1K1p1/1pP1p1Bp/1N2k2N/2P5/8/8 w - - 0 1)

Petite, Efren

Sakkelet, 1997

4B3/n6p/2p1K1p1/1pP1p1Bp/1N2k2N/2P5/8/8

#2

7 + 8

6490 yacpdb 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Sc8
      • 2.Bxc6#
    • 1...h6
      • 2.Bxg6#
  • Tries
    • 1.Kd6?
      • 1...h6
        • 2.Bxg6#
      • 1...Sc8+!
    • 1.Kd7?
      • 1...h6
        • 2.Bxg6#
      • 1...Sc8!
    • 1.Ke7?
      • 1...h6
        • 2.Bxg6#
      • 1...Sc8+!
    • 1.Kf7?
      • 1...Sc8
        • 2.Bxc6#
      • 1...h6!
    • 1.Bc1?
      • 1...Sc8
        • 2.Bxc6#
      • 1...h6
        • 2.Bxg6#
      • 1...g5!
    • 1.Bd2?
      • 1...Sc8
        • 2.Bxc6#
      • 1...h6
        • 2.Bxg6#
      • 1...g5!
    • 1.Bh6?
      • 1...Sc8
        • 2.Bxc6#
      • 1...g5!
    • 1.Bd7?
      • 1...Sc8
        • 2.Bxc6#
      • 1...h6!
    • 1.Bf7?
      • 1...h6
        • 2.Bxg6#
      • 1...Sc8!
  • Keys
    • 1.Kf6!
      • 1...Sc8
        • 2.Bxc6#
      • 1...h6
        • 2.Bxg6#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • S(g);N_GUARD::B(G),XP(e)
    • P(h);N_GUARD::B(G),XP(f)
  • Tries
    • Try
      • K(F);P-FLIGHT
      • Vars
        • P(h);N_GUARD::B(G),XP(f)
      • Refutation
        • S(g);CHECK
    • Try
      • K(F);S_FLIGHT
      • Vars
        • P(h);N_GUARD::B(G),XP(f)
      • Refutation
        • S(g);
    • Try
      • K(F);P-FLIGHT
      • Vars
        • P(h);N_GUARD::B(G),XP(f)
      • Refutation
        • S(g);CHECK
    • Try
      • K(F);S_FLIGHT
      • Vars
        • S(g);N_GUARD::B(G),XP(e)
      • Refutation
        • P(h);
    • Try
      • B(E);
      • Vars
        • S(g);N_GUARD::B(G),XP(e)
        • P(h);N_GUARD::B(G),XP(f)
      • Refutation
        • P(f);
    • Try
      • B(E);
      • Vars
        • S(g);N_GUARD::B(G),XP(e)
        • P(h);N_GUARD::B(G),XP(f)
      • Refutation
        • P(f);
    • Try
      • B(E);
      • Vars
        • S(g);N_GUARD::B(G),XP(e)
      • Refutation
        • P(f);
    • Try
      • B(G);
      • Vars
        • S(g);N_GUARD::B(G),XP(e)
      • Refutation
        • P(h);
    • Try
      • B(G);
      • Vars
        • P(h);N_GUARD::B(G),XP(f)
      • Refutation
        • S(g);
  • Actual
    • K(F);P-FLIGHT
    • Vars
      • S(g);N_GUARD::B(G),XP(e)
      • P(h);N_GUARD::B(G),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).