MESON Chess Problem Database

Problem Display
PID: 276020 (8/3B4/8/3Np3/3k4/2N5/6K1/5Q2 w - - 0 1)

Popa, Nicolae

Buletin Problemistic, 2000

8/3B4/8/3Np3/3k4/2N5/6K1/5Q2

#2

5 + 2

15601 Albrecht-Leiss-Degener Collection 2024

SOLUTION

  • SOUND
  • Tries
    • 1.Sa4?
      • 1...Ke4
        • 2.Qc4#
      • 1...Kxd5
        • 2.Qd3#
      • 1...e4!
    • 1.Qd3+?
      • 1...Kc5
        • 2.Se4#
      • 1...Kxd3!
    • 1.Qf2+?
      • 1...Kd3
        • 2.Bb5#
      • 1...Kc4!
  • Keys
    • 1.Se4!
      • 1...Kxe4
        • 2.Qc4#
      • 1...Kxd5
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Vars
        • K(a);N_GUARD,P-FLIGHT::QAR2(A)
        • K(a);N_GUARD,P-FLIGHT,XS(D)::QAR2(A)
      • Refutation
        • P(b);
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);N_GUARD,S_FLIGHT::S(C)
      • Refutation
        • K(a);P-FLIGHT,XQ(A)
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P-FLIGHT::B(E)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(a);N_GUARD,P-FLIGHT,XS(C)::QAR2(A)
      • K(a);N_GUARD,P-FLIGHT,XS(D)::QAR2(A)
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).