MESON Chess Problem Database

Problem Display
PID: 119039 (2R2n2/qPK2n2/4p3/pR2p3/P1k1P3/P1p1P3/2P5/8 w - - 0 1)

Wainwright, Joseph CJ

More White Rooks, 1911

2R2n2/qPK2n2/4p3/pR2p3/P1k1P3/P1p1P3/2P5/8

#2

9 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qb6+
      • 2.Kxb6#
    • 1...Qb8+
      • 2.Kxb8#
    • 1...Qxb7+
      • 2.Kxb7#
  • Keys
    • 1.Rb6!
      • 1...Qxb6+
        • 2.Kxb6#
      • 1...Qb8+
        • 2.Kxb8#
      • 1...Qxb7+
        • 2.Kxb7#
      • 1...Kc5
        • 2.Rc6#
      • 1...Qa6
        • 2.Kb8#
      • 1...Qa8
        • 2.Rc6#
      • 1...Sg5
        • 2.Kd6#
        • 2.Kd8#
      • 1...Sd6
        • 2.Kxd6#
      • 1...Sh6
        • 2.Kd6#
        • 2.Kd8#
      • 1...Sd8
        • 2.Kxd8#
      • 1...Sh8
        • 2.Kd6#
        • 2.Kd8#
      • 1...Sg6
        • 2.Kd7#
      • 1...Sd7
        • 2.Kxd7#
      • 1...Sh7
        • 2.Kd7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • Q(f);CHECK,N_PINP(G)::R(I)+K(H),XQ(f)
    • Q(f);CHECK,XP(G)::R(I)+K(H),XQ(f)
  • Actual
    • R(F);
    • Vars
      • Q(f);CHECK,N_PINP(G),XR(F)::R(I)+K(H),XQ(f)
      • Q(f);CHECK,N_PINP(G)::R(I)+K(H),XQ(f)
      • Q(f);CHECK,XP(G)::R(I)+K(H),XQ(f)
      • K(b);P-FLIGHT::R1(F)
      • Q(f);N_PINP(G)::R(I)+K(H)
      • Q(f);N_GUARD,N_PINP(G)::R(F)
      • S(g);::R(I)+K(H),XS(g)
      • S(h);::R(I)+K(H)
      • S(h);::R(I)+K(H),XS(h)
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).