MESON Chess Problem Database

Problem Display
PID: 227762 (8/8/2Q5/8/3k4/6B1/3p1N2/3K4 w - - 0 1)

Pikler, Robert

Zilahi, Zoltan

Magyar Sakkvilag, 1926

8/8/2Q5/8/3k4/6B1/3p1N2/3K4

#2

4 + 2

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ke3
      • 2.Qe4#
      • 2.Qc3#
  • Tries
    • 1.Bh4?
      • 1...Ke3
        • 2.Qe4#
      • 1...Ke5!
    • 1.Qc2?
      • 1...Ke3
        • 2.Qd3#
        • 2.Qe4#
        • 2.Qc3#
      • 1...Kd5!
    • 1.Qc4+?
      • 1...Ke3
        • 2.Qd3#
        • 2.Qc3#
        • 2.Qe4#
        • 2.Qf4#
      • 1...Kxc4!
    • 1.Qc7?
      • 1...Ke3
        • 2.Qf4#
        • 2.Qc3#
      • 1...Kd5!
    • 1.Qc8?
      • 1...Ke3
        • 2.Qc3#
      • 1...Kd5!
  • Keys
    • 1.Qb5!
      • 1...Kc3
        • 2.Be5#
      • 1...Ke3
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);
      • Vars
        • K(b);S_FLIGHT::QAR1(D)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(D);
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • Q(D);CHECK
      • Refutation
        • K(b);P-FLIGHT,XQ(D)
    • Try
      • Q(D);
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • Q(D);
      • Vars
        • K(b);S_FLIGHT::QAR2(D)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • Q(D);
    • Vars
      • K(b);S_FLIGHT::B(C)
      • K(b);S_FLIGHT::QAR1(D)
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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).