MESON Chess Problem Database

Problem Display
PID: 231273 (2b5/p1p5/pPk2N2/Q2R4/1K6/pp4bp/1r6/1r5B w - - 0 1)

Stubbs, Arthur Goodwin

Els Escacs a Catalunya, 1927

2b5/p1p5/pPk2N2/Q2R4/1K6/pp4bp/1r6/1r5B

#2

6 + 11

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Be1+
      • 2.Rd2#
    • 1...Bf2
      • 2.Rd1#
    • 1...Bd6+
      • 2.Rc5#
    • 1...Bb7
      • 2.Qc5#
  • Keys
    • 1.b7!
      • threat
        • 2.Qxa6#
      • 1...Be1+
        • 2.Rd2#
      • 1...Bd6+
        • 2.Rc5#
      • 1...Kxb7
        • 2.Rb5#
      • 1...Bxb7
        • 2.Qc5#
      • 1...Bf2
        • 2.Rd1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(e);CHECK,S_CUTR(a)::B(A)+R(D)
    • B(e);S_CUTR(b)::B(A)+R(D)
    • B(e);CHECK,SBLOCK::B(A)+R(D),DCHECK
    • B(k);SBLOCK::QAR1(C)
  • Actual
    • P(E);
    • Threat
      • QAR2(C),XP(g)
    • Vars
      • B(e);CHECK,S_CUTR(a)::B(A)+R(D)
      • B(e);CHECK,SBLOCK::B(A)+R(D),DCHECK
      • K(h);S_FLIGHT,XP(E)::B(A)+R(D),DCHECK
      • B(k);SBLOCK,XP(E)::QAR1(C)
      • B(e);S_CUTR(b)::B(A)+R(D)
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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).