MESON Chess Problem Database

Problem Display
PID: 109819 (r1r5/1pP5/ppk1P3/7R/N3K2Q/4p3/2Pp2RB/7B w - - 0 1)

Wainwright, Joseph CJ

Detroit Free Press, 1880

r1r5/1pP5/ppk1P3/7R/N3K2Q/4p3/2Pp2RB/7B

#2

10 + 8

6490 yacpdb 2009
16968 Joseph Wainwright: 500+ Chess Problems (Meadley) 2021

SOLUTION

  • SOUND
  • Sets
    • 1...b5
      • 2.Rc5#
  • Tries
    • 1.Kxe3?
      • threat
        • 2.Rg1#
        • 2.Rxd2#
        • 2.Re2#
        • 2.Rf2#
        • 2.Rg4#
        • 2.Rgg5#
        • 2.Rg6#
        • 2.Rg7#
        • 2.Rg8#
        • 2.Qc4#
        • 2.Qe4#
      • 1...d1Q
        • 2.Qc4#
      • 1...d1B
        • 2.Re2#
        • 2.Qc4#
        • 2.Qe4#
      • 1...d1R
        • 2.Qc4#
      • 1...Rd8
        • 2.Qc4#
      • 1...Rf8
        • 2.Qc4#
        • 2.Qe4#
      • 1...Rg8
        • 2.Rg4#
        • 2.Rgg5#
        • 2.Rg6#
        • 2.Rg7#
        • 2.Rxg8#
        • 2.Qc4#
        • 2.Qe4#
      • 1...b5
        • 2.Rg1#
        • 2.Rxd2#
        • 2.Re2#
        • 2.Rf2#
        • 2.Rg4#
        • 2.Rgg5#
        • 2.Rg6#
        • 2.Rg7#
        • 2.Rg8#
        • 2.Rc5#
        • 2.Qe4#
      • 1...d1S+!
  • Keys
    • 1.Ke5!
      • threat
        • 2.Qc4#
      • 1...Kb5
        • 2.Kd6#
      • 1...Kxc7
        • 2.Kd5#
      • 1...b5
        • 2.Rg7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(d);N_GUARD::R1(H)
  • Tries
    • Try
      • K(F);P-FLIGHT,XP(b)
      • Threat
        • DUALS(11)
      • Vars
        • P(a);::QAR2(G)
        • R(h);::QAR2(G)
      • Refutation
        • P(a);CHECK
  • Actual
    • K(F);P-FLIGHT
    • Threat
      • QAR2(G)
    • Vars
      • K(e);S_FLIGHT::R(H)+K(F)
      • K(e);P-FLIGHT,XP(J)::B(D)+K(F)
      • P(d);SBLOCK::B(A)+R(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).