MESON Chess Problem Database

Problem Display
PID: 224632 (8/7p/7R/4p3/1K2k3/B3P3/4Q3/8 w - - 0 1)

Chrisdoll, H

Newark Sunday Call, 1888

8/7p/7R/4p3/1K2k3/B3P3/4Q3/8

#2

5 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Qd3#
      • 2.Qc4#
  • Tries
    • 1.Kb3?
      • 1...Kd5
        • 2.Qd3#
        • 2.Qc4#
      • 1...Kf5!
    • 1.Kc3?
      • 1...Kd5
        • 2.Qd3#
        • 2.Qc4#
        • 2.e4#
      • 1...Kf5!
    • 1.Ka4?
      • 1...Kd5
        • 2.Qd3#
      • 1...Kf5!
    • 1.Ka5?
      • 1...Kd5
        • 2.Qd3#
      • 1...Kf5!
    • 1.Kb5?
      • 1...Kd5
        • 2.Qd3#
        • 2.Qc4#
      • 1...Kf5!
    • 1.Bb2?
      • 1...Kd5
        • 2.Qd3#
        • 2.Qc4#
        • 2.e4#
      • 1...Kf5!
    • 1.Qf1?
      • 1...Kd5
        • 2.Qd3#
        • 2.Qc4#
      • 1...Kxe3!
  • Keys
    • 1.Bc1!
      • 1...Kd5
        • 2.Qd3#
        • 2.Qc4#
      • 1...Kf5
        • 2.e4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(D);S_FLIGHT
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(D);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(D);P-FLIGHT
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(B);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Refutation
        • K(a);P-FLIGHT,XP(C)
  • Actual
    • B(B);
    • Vars
      • K(a);OGATE,S_FLIGHT::P(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).