MESON Chess Problem Database

Problem Display
PID: 5116 (B7/4B3/q1N5/3kp3/pQ6/8/2P5/1K2n3 w - - 0 1)

Havel, Miroslav

Das neue illustrierte Blatt, 1900

B7/4B3/q1N5/3kp3/pQ6/8/2P5/1K2n3

#2

6 + 5

6024 Bohemian Garnets 1923
4312 Ceske Granaty 1975

SOLUTION

  • SOUND
  • Sets
    • 1...Qf1
      • 2.Sd4#
      • 2.Sd8#
    • 1...Qe2
      • 2.Sd4#
      • 2.Sd8#
    • 1...Qd3
      • 2.Sd4#
      • 2.Sd8#
  • Tries
    • 1.Sd4+?
      • 1...Qb7
        • 2.Bxb7#
      • 1...Qc6
        • 2.Bxc6#
      • 1...Qxa8!
    • 1.Sd8+?
      • 1...Qb7
        • 2.Bxb7#
      • 1...Qc6
        • 2.Bxc6#
      • 1...Qxa8!
    • 1.Qd6+?
      • 1...Kc4
        • 2.Qc5#
      • 1...Ke4!
  • Keys
    • 1.Qg4!
      • threat
        • 2.Sb4#
      • 1...Qxc6
        • 2.c4#
      • 1...e4
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • Q(e);N_GUARD,P_PINQ(C),P_SPINQ(e)::B(F),XQ(e)
        • Q(e);N_GUARD,P_SPINQ(e)::B(F),XQ(e)
      • Refutation
        • Q(e);XB(F)
    • Try
      • S(D);CHECK
      • Vars
        • Q(e);N_GUARD,P_PINQ(C),P_SPINQ(e)::B(F),XQ(e)
        • Q(e);N_GUARD,P_SPINQ(e)::B(F),XQ(e)
      • Refutation
        • Q(e);XB(F)
    • Try
      • Q(C);CHECK
      • Vars
        • K(c);S_FLIGHT::QAR1(C)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(C);
    • Threat
      • B(F)+S(D),DCHECK
    • Vars
      • Q(e);N_GUARD,P_SPINQ(e),XS(D)::P(B)
      • P(d);SBLOCK::QAB(C)
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).