MESON Chess Problem Database

Problem Display
PID: 8026 (8/8/p1N5/Bkp4K/b1pQ4/5R2/6R1/7B w - - 0 1)

Rice, John Michael

Chess Problems for Solving, 1995

8/8/p1N5/Bkp4K/b1pQ4/5R2/6R1/7B

#2

7 + 5

SOLUTION

  • SOUND
  • Tries
    • 1.Rb2+?
      • 1...Kxc6
        • 2.Rf1#
        • 2.Rff2#
        • 2.Ra3#
        • 2.Rfb3#
        • 2.Rc3#
        • 2.Rd3#
        • 2.Re3#
        • 2.Rg3#
        • 2.Rh3#
        • 2.Rf4#
        • 2.Rf5#
        • 2.Rf6#
        • 2.Rf7#
        • 2.Rf8#
      • 1...Bb3!
    • 1.Ra3?
      • 1...Kxc6
        • 2.Rb2#
      • 1...cxd4
        • 2.Rg5#
      • 1...Bc2
        • 2.Sa7#
      • 1...Bb3
        • 2.Sa7#
      • 1...c3
        • 2.Qxa4#
      • 1...Bd1+!
  • Keys
    • 1.Ra2!
      • 1...Kxc6
        • 2.Rb3#
      • 1...cxd4
        • 2.Rf5#
      • 1...Bd1
        • 2.Sa7#
      • 1...Bc2
        • 2.Sa7#
      • 1...Bb3
        • 2.Sa7#
      • 1...c3
        • 2.Qxa4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);CHECK
      • Refutation
        • B(a);P_SPINB(a)
    • Try
      • R(C);
      • Vars
        • K(c);S_FLIGHT,XS(G)::B(A)+R(B)
        • P(d);OGATEB,XQ(D)::R(B)
        • B(a);::S(G)
        • P(b);OGATE::QAB1(D),XB(a)
      • Refutation
        • B(a);CHECK
  • Actual
    • R(B);
    • Vars
      • K(c);S_FLIGHT,XS(G)::B(A)+R(C)
      • P(d);OGATEB,XQ(D)::R(C)
      • B(a);P_PINR(C)::S(G)
      • B(a);::S(G)
      • P(b);OGATE::QAB1(D),XB(a)
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).