MESON Chess Problem Database

Problem Display
PID: 196966 (2n2n2/4P3/1p5r/1k1B3q/1B1P1r2/1K1N4/R1N1PpP1/5Q2 w - - 0 1)

Brogi, Giuseppe

Brisbane Courier, 1919

2n2n2/4P3/1p5r/1k1B3q/1B1P1r2/1K1N4/R1N1PpP1/5Q2

#2

11 + 8

6490 yacpdb 2019
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd4
      • 2.Sxd4#
    • 1...Sg6
      • 2.e8Q#
      • 2.e8B#
  • Keys
    • 1.Se5!
      • threat
        • 2.Bc4#
      • 1...Qf3+
        • 2.exf3#
      • 1...Qh3+
        • 2.e3#
      • 1...Rf3+
        • 2.exf3#
        • 2.e3#
      • 1...Qxe2
        • 2.Qxe2#
      • 1...Qxe5
        • 2.e3#
        • 2.e4#
      • 1...Rxd4
        • 2.Sxd4#
      • 1...Qf7
        • 2.e3#
        • 2.e4#
      • 1...Rc6
        • 2.Bxc6#
      • 1...Sd6
        • 2.Bc6#

Anticipated by 56443(1919)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • R(b);XP(I)::S(C),XR(b)
    • S(h);N_GUARD,S_CUTQ(d),S_CUTR(f)::P=Q
  • Actual
    • S(G);
    • Threat
      • B(J)
    • Vars
      • Q(d);CHECK,OGATE::QAB(A)+P(D),XQ(d)
      • Q(d);CHECK,N_GUARD::QAB(A)+P(D)
      • Q(d);OGATE,P_SPINQ(d),XP(D)::QAB(A),XQ(d)
      • R(b);XP(I)::S(C),XR(b)
      • R(f);N_GUARD::B(J),XR(f)
      • S(g);S_CUTR(f)::B(J)
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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).