MESON Chess Problem Database

Problem Display
PID: 59545 (b1r5/q1p5/1p6/8/kNN1R3/p1K2p2/2p1Q3/r1B5 w - - 0 1)

Dalton, William Robert Inge

Comm., Brisbane Courier, 1922-1923

b1r5/q1p5/1p6/8/kNN1R3/p1K2p2/2p1Q3/r1B5

#2

6 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...b5
      • 2.Qxc2#
  • Keys
    • 1.Sd6!
      • threat
        • 2.Sc6#
        • 2.Qb5#
      • 1...cxd6+
        • 2.Sc6#
      • 1...Ka5
        • 2.Qb5#
      • 1...Bxe4
        • 2.Qb5#
      • 1...fxe2
        • 2.Sc6#
      • 1...Qa5
        • 2.Qxc2#
      • 1...Qa6
        • 2.Qxa6#
      • 1...Rb1
        • 2.Qb5#
      • 1...Re8
        • 2.Qb5#
      • 1...Bd5
        • 2.Qb5#
      • 1...Bc6
        • 2.Sxc6#
      • 1...b5
        • 2.Qxb5#
      • 1...c5
        • 2.Qb5#
      • 1...c6
        • 2.Sxc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
    • P(f);SBLOCK::QAB(B),XP(b)
  • Actual
    • S(E);
    • Threat
      • DUALS(2)
    • Vars
      • P(h);CHECK,XS(E)::R(F)+S(D)
      • K(e);P-FLIGHT::QAR1(B)
      • B(i);XR(F)::QAB1(B)
      • P(d);XQ(B)::R(F)+S(D)
      • Q(g);P_PINS(D),SBLOCK::QAB(B),XP(b)
      • Q(g);N_GUARD::QAR2(B),XQ(g)
      • R(a);::QAB1(B)
      • R(j);::QAB1(B)
      • B(i);::QAB1(B)
      • B(i);::R(F)+S(D),XB(i)
      • P(f);::QAB1(B),XP(f)
      • P(h);::QAB1(B)
      • P(h);::R(F)+S(D),XP(h)
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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).