MESON Chess Problem Database

Problem Display
PID: 101454 (6n1/4p2b/4P1pB/1pp4P/1Q2P3/2P2kpB/R1N2r1b/1K2Rrn1 w - - 0 1)

Stubbs, Arthur Goodwin

Good Companions (March), 1917

6n1/4p2b/4P1pB/1pp4P/1Q2P3/2P2kpB/R1N2r1b/1K2Rrn1

#2

11 + 12

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe1+
      • 2.Sxe1#
    • 1...cxb4
      • 2.Sd4#
    • 1...c4
      • 2.Sd4#
  • Keys
    • 1.e5!
      • threat
        • 2.Qe4#
        • 2.Qf4#
        • 2.Qg4#
      • 1...Rxe1+
        • 2.Sxe1#
      • 1...Rxc2
        • 2.Qf4#
      • 1...Sxh3
        • 2.Qe4#
      • 1...Sxh6
        • 2.Qe4#
      • 1...cxb4
        • 2.Sd4#
      • 1...gxh5
        • 2.Qf4#
      • 1...Rd2
        • 2.Qf4#
      • 1...Re2
        • 2.Qf4#
      • 1...Rg2
        • 2.Qf4#
      • 1...g2
        • 2.Qg4#
      • 1...Se2
        • 2.Qg4#
      • 1...Sf6
        • 2.Qf4#
      • 1...c4
        • 2.Sd4#
      • 1...g5
        • 2.Qg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
    • R(a);CHECK,XR(B)::S(D),XR(a)
    • P(h);N_GUARD,XQ(G)::S(D)
    • P(h);N_GUARD::S(D)
  • Actual
    • P(H);
    • Threat
      • DUALS(3)
    • Vars
      • R(a);CHECK,XR(B)::S(D),XR(a)
      • R(c);XS(D)::QAR1(G)
      • S(b);XB(F)::QAB1(G)
      • S(l);XB(K)::QAB1(G)
      • P(h);N_GUARD,XQ(G)::S(D)
      • P(i);P_PINS(D),XP(I)::QAR1(G)
      • R(c);::QAR1(G)
      • P(f);::QAB1(G)
      • S(b);::QAB1(G)
      • S(l);::QAR1(G)
      • P(h);N_GUARD::S(D)
      • P(i);P_PINS(D)::QAB1(G)
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).