MESON Chess Problem Database

Problem Display
PID: 24247 (8/5K2/1B2p3/6Q1/3pk3/8/8/3B4 w - - 0 1)

Lincoln, Robert A

diagrammes, 1997

8/5K2/1B2p3/6Q1/3pk3/8/8/3B4

#2

4 + 3

2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Tries
    • 1.Kxe6?
      • 1...d3
        • 2.Qe3#
        • 2.Qh4#
        • 2.Qg4#
        • 2.Qe5#
        • 2.Qf5#
      • 1...Kd3!
    • 1.Qg4+?
      • 1...Kd3
        • 2.Qxd4#
      • 1...Ke3
        • 2.Qxd4#
      • 1...Kd5
        • 2.Qxe6#
      • 1...Ke5!
    • 1.Qe5+?
      • 1...Kd3
        • 2.Qxd4#
      • 1...Kxe5!
  • Keys
    • 1.Qf6!
      • 1...Kd3
        • 2.Qxd4#
      • 1...Ke3
        • 2.Qxd4#
      • 1...Kd5
        • 2.Qxe6#
      • 1...d3
        • 2.Bf3#
      • 1...e5
        • 2.Qf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(D);S_FLIGHT,XP(c)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);OGATE,S_FLIGHT::QAR1(B),XP(a)
        • K(b);OGATE,P-FLIGHT,P_SPINP(a)::QAB1(B),XP(a)
        • K(b);S_FLIGHT::QAB1(B),XP(c)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR1(B),XP(a)
      • Refutation
        • K(b);P-FLIGHT,XQ(B)
  • Actual
    • Q(B);
    • Vars
      • K(b);S_FLIGHT::QAR1(B),XP(a)
      • K(b);P-FLIGHT,P_SPINP(a)::QAB1(B),XP(a)
      • K(b);S_FLIGHT::QAB1(B),XP(c)
      • P(a);SBLOCK::B(A)
      • P(c);SBLOCK::QAB1(B)
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).