MESON Chess Problem Database

Problem Display
PID: 6152 (6Q1/6p1/6k1/4P3/5B2/5K2/8/8 w - - 0 1)

Neukomm, Gyula (Julius) R

Magyar Sakkvilag, 1927

6Q1/6p1/6k1/4P3/5B2/5K2/8/8

#2

4 + 2

273 Mat Plus 1995

SOLUTION

  • SOUND
  • Sets
    • 1...Kf5
      • 2.Qf7#
    • 1...Kh5
      • 2.Qh7#
  • Tries
    • 1.Kg3?
      • 1...Kh5
        • 2.Qh7#
      • 1...Kf5!
    • 1.Bc1?
      • 1...Kh5
        • 2.Qh7#
      • 1...Kf5!
    • 1.Bd2?
      • 1...Kh5
        • 2.Qh7#
      • 1...Kf5!
    • 1.Be3?
      • 1...Kh5
        • 2.Qh7#
      • 1...Kf5!
    • 1.Qe6+?
      • 1...Kh5
        • 2.Qg4#
      • 1...Kh7!
    • 1.Qxg7+?
      • 1...Kf5
        • 2.Qf6#
        • 2.Qg4#
        • 2.Qf7#
      • 1...Kh5
        • 2.Qh6#
        • 2.Qg4#
        • 2.Qg5#
        • 2.Qh7#
      • 1...Kxg7!
    • 1.Qe8+?
      • 1...Kf5
        • 2.Qf7#
      • 1...Kh7!
  • Keys
    • 1.e6!
      • 1...Kf5
        • 2.Qf7#
      • 1...Kh5
        • 2.Qh7#
      • 1...Kf6
        • 2.Qf7#

FEATURES

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