MESON Chess Problem Database

Problem Display
PID: 41357 (2b2R2/2Kp4/1N2p3/4k1pn/8/2P3r1/3nN2Q/7B w - - 0 1)

Stubbs, Arthur Goodwin

Hampshire Post, 1915

2b2R2/2Kp4/1N2p3/4k1pn/8/2P3r1/3nN2Q/7B

#2

7 + 8

3360 Simple Two-move Themes 1924

SOLUTION

  • SOUND
  • Sets
    • 1...Ba6
      • 2.Sxd7#
    • 1...Bb7
      • 2.Sxd7#
    • 1...Sb1
      • 2.Sc4#
    • 1...Sf1
      • 2.Sc4#
    • 1...Sb3
      • 2.Sc4#
    • 1...Sc4
      • 2.Sxc4#
    • 1...Sf4
      • 2.Qh8#
    • 1...Sg7
      • 2.Qxg3#
    • 1...g4
      • 2.Qxh5#
  • Tries
    • 1.Sc1?
      • threat
        • 2.Sd3#
      • 1...Sf3
        • 2.Qe2#
      • 1...Ba6
        • 2.Sxd7#
      • 1...Sf4
        • 2.Qh8#
      • 1...Sf6!
    • 1.Qxg3+?
      • 1...Sf4
        • 2.Qxg5#
      • 1...Sxg3!
  • Keys
    • 1.Sd4!
      • 1...Sf3
        • 2.Qe2#
      • 1...Sf6
        • 2.Qxg3#
      • 1...Ba6
        • 2.Sxd7#
      • 1...Bb7
        • 2.Sxd7#
      • 1...Sb1
        • 2.Sc4#
      • 1...Sf1
        • 2.Sc4#
      • 1...Sb3
        • 2.Sc4#
      • 1...Sc4
        • 2.Sxc4#
      • 1...Se4
        • 2.Sf3#
      • 1...Sf4
        • 2.Qh8#
      • 1...Sg7
        • 2.Qxg3#
      • 1...g4
        • 2.Qxh5#
      • 1...d5
        • 2.Sc6#
      • 1...d6
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • B(h);N_GUARD::S(E),XP(g)
    • S(a);N_GUARD::S(E)
    • S(a);N_GUARD::S(E),XS(a)
    • S(e);N_SPINR(b),OGATE::QAB(C)
    • S(e);N_GUARD::QAB(C),XR(b)
    • P(d);OGATEB::QAR(C),XS(e)
  • Tries
    • Try
      • S(B);
      • Threat
        • S(B)
      • Vars
        • S(a);N_GUARD::QAR(C)
        • B(h);N_GUARD::S(E),XP(g)
        • S(e);N_SPINR(b),OGATE::QAB(C)
      • Refutation
        • S(e);
    • Try
      • Q(C);CHECK,XR(b)
      • Vars
        • S(e);P_SPINS(e)::QAR2(C),XP(d)
      • Refutation
        • S(e);XQ(C)
  • Actual
    • S(B);
    • Vars
      • S(a);N_GUARD::QAR(C)
      • S(e);N_GUARD::QAB(C),XR(b)
      • B(h);N_GUARD::S(E),XP(g)
      • S(a);N_GUARD::S(E)
      • S(a);N_GUARD::S(E),XS(a)
      • S(a);N_GUARD,SBLOCK::S(B)
      • S(e);N_SPINR(b),OGATE::QAB(C)
      • P(d);OGATEB::QAR(C),XS(e)
      • P(g);N_GUARD::S(B)
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).