MESON Chess Problem Database

Problem Display
PID: 223065 (8/8/K7/n1B3b1/1Nk1N3/2p2p1R/8/7Q w - - 0 1)

Hodgsen, Robert Lord

Australasian (The), 1885

8/8/K7/n1B3b1/1Nk1N3/2p2p1R/8/7Q

#2

6 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sb3
      • 2.Qf1#
    • 1...f2
      • 2.Rxc3#
  • Keys
    • 1.Qg2!
      • 1...Kb3
        • 2.Qa2#
      • 1...fxg2
        • 2.Rxc3#
      • 1...Bc1
        • 2.Qg8#
      • 1...Bd2
        • 2.Qg8#
      • 1...Be3
        • 2.Qg8#
      • 1...Bf4
        • 2.Qg8#
      • 1...Bh4
        • 2.Qg8#
      • 1...Bf6
        • 2.Qg8#
      • 1...Bh6
        • 2.Qg8#
      • 1...Be7
        • 2.Qg8#
      • 1...Bd8
        • 2.Qg8#
      • 1...Sb3
        • 2.Qf1#
      • 1...Sc6
        • 2.Qa2#
      • 1...Sb7
        • 2.Qa2#
      • 1...c2
        • 2.Qxc2#
      • 1...f2
        • 2.Rxc3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
    • S(d);SBLOCK::QAB(A)
    • P(b);OGATE::R1(B),XP(a)
  • Actual
    • Q(A);
    • Vars
      • K(c);S_FLIGHT::QAB1(A)
      • P(b);OGATE,XQ(A)::R1(B),XP(a)
      • B(e);OGATE::QAB(A)
      • S(d);SBLOCK::QAB(A)
      • S(d);N_GUARD::QAB(A)
      • P(a);OGATEB::QAR2(A),XP(a)
      • P(b);OGATE::R1(B),XP(a)
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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).