MESON Chess Problem Database

Problem Display
PID: 208178 (8/ppB5/kp6/8/KRP5/1Pb5/8/R7 w - - 0 1)

Hawkins, Xenophon

Dubuque Chess Journal, 1875

8/ppB5/kp6/8/KRP5/1Pb5/8/R7

#2

6 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bxb4
      • 2.Kxb4#
    • 1...b5+
      • 2.cxb5#
  • Keys
    • 1.Ka3!
      • 1...Bb2+
        • 2.Kxb2#
      • 1...Bxb4+
        • 2.Kxb4#
      • 1...Ka5
        • 2.Ra4#
      • 1...Bxa1
        • 2.Ra4#
      • 1...Be1
        • 2.Kb2#
      • 1...Bd2
        • 2.Kb2#
      • 1...Bd4
        • 2.Ra4#
      • 1...Be5
        • 2.Ra4#
      • 1...Bf6
        • 2.Ra4#
      • 1...Bg7
        • 2.Ra4#
      • 1...Bh8
        • 2.Ra4#
      • 1...b5
        • 2.cxb5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • B(a);XR(D)::R(A)+K(C),XB(a)
    • P(c);CHECK,OGATE::P(E),XP(c)
  • Actual
    • K(C);P-FLIGHT
    • Vars
      • B(a);CHECK::R(A)+K(C),XB(a)
      • B(a);CHECK,XR(D)::R(A)+K(C),XB(a)
      • K(b);P-FLIGHT,P_SPINP(c)::R1(D)
      • B(a);N_GUARD,XR(A)::R(D)
      • B(a);::R(A)+K(C)
      • B(a);N_GUARD::R(D)
      • P(c);OGATE::P(E),XP(c)
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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).