MESON Chess Problem Database

Problem Display
PID: 242028 (8/8/2K5/2PP4/4k3/4P2Q/2P5/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1936

8/8/2K5/2PP4/4k3/4P2Q/2P5/8

#2

6 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qe6#
  • Tries
    • 1.Kb6?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kxd5!
    • 1.Kb7?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kxd5!
    • 1.Kc7?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kxd5!
    • 1.Kd7?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kxd5!
    • 1.Qf1?
      • threat
        • 2.Qf4#
      • 1...Ke5
        • 2.Qf4#
      • 1...Kxe3!
    • 1.Qg4+?
      • 1...Ke5
        • 2.Qe6#
        • 2.Qf4#
      • 1...Kxe3!
    • 1.Qf3+?
      • 1...Ke5
        • 2.Qf4#
      • 1...Kxf3!
    • 1.c3?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kd3!
    • 1.c4?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kd3!
  • Keys
    • 1.Kb5!
      • 1...Kxd5
        • 2.Qf5#
      • 1...Ke5
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAR1(C)
  • Tries
    • Try
      • K(F);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT,XP(E)
    • Try
      • K(F);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT,XP(E)
    • Try
      • K(F);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT,XP(E)
    • Try
      • K(F);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT,XP(E)
    • Try
      • Q(C);
      • Threat
        • QAR1(C)
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
      • Refutation
        • K(a);P-FLIGHT,XP(B)
    • Try
      • Q(C);CHECK
      • Refutation
        • K(a);P-FLIGHT,XP(B)
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
      • Refutation
        • K(a);S_FLIGHT,XQ(C)
    • Try
      • P(A);
      • Vars
        • K(a);P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(A);
      • Vars
        • K(a);P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • K(F);S_FLIGHT
    • Vars
      • K(a);S_FLIGHT,XP(E)::QAR2(C)
      • K(a);P-FLIGHT::QAR1(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).