MESON Chess Problem Database

Problem Display
PID: 193971 (3K4/1pN1Np2/p2B2p1/8/n2k2n1/1PpppP2/8/2RQR3 w - - 0 1)

Todd, William R

Pittsburgh Gazette-Times, 1916

3K4/1pN1Np2/p2B2p1/8/n2k2n1/1PpppP2/8/2RQR3

#2

9 + 10

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...a5
      • 2.Sb5#
    • 1...g5
      • 2.Sf5#
    • 1...b5
      • 2.Sc6#
    • 1...b6
      • 2.Sc6#
    • 1...f5
      • 2.Se6#
    • 1...f6
      • 2.Se6#
  • Keys
    • 1.Qd2!
      • 1...cxd2
        • 2.Rc4#
      • 1...exd2
        • 2.Re4#
      • 1...Sb2
        • 2.Qxc3#
      • 1...Sc5
        • 2.Qxc3#
      • 1...Sb6
        • 2.Qxc3#
      • 1...Sf2
        • 2.Qxe3#
      • 1...Sh2
        • 2.Qxe3#
      • 1...Se5
        • 2.Qxe3#
      • 1...Sf6
        • 2.Qxe3#
      • 1...Sh6
        • 2.Qxe3#
      • 1...c2
        • 2.Qb4#
      • 1...e2
        • 2.Qf4#
      • 1...a5
        • 2.Sb5#
      • 1...g5
        • 2.Sf5#
      • 1...b5
        • 2.Sc6#
      • 1...b6
        • 2.Sc6#
      • 1...f5
        • 2.Se6#
      • 1...f6
        • 2.Se6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
    • P(g);N_GUARD::S(G)
    • P(h);N_GUARD::S(H)
    • P(i);N_GUARD::S(H)
    • P(j);N_GUARD::S(G)
  • Actual
    • Q(B);
    • Vars
      • P(a);N_SPINP(b),OGATE,XQ(B)::R1(A)
      • P(c);N_SPINP(b),OGATE,XQ(B)::R1(C)
      • S(d);N_GUARD::QAB1(B),XP(a)
      • S(f);N_GUARD::QAB1(B),XP(c)
      • P(a);OGATE::QAR2(B)
      • P(c);OGATE::QAR2(B)
      • P(g);N_GUARD::S(G)
      • P(h);N_GUARD::S(H)
      • P(i);N_GUARD::S(H)
      • P(j);N_GUARD::S(G)
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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).