MESON Chess Problem Database

Problem Display
PID: 195161 (7Q/q1b2R1b/2p1B3/p1p3r1/4k3/2P3P1/1n1R1P2/1K6 w - - 0 1)

Rothstein, Louis

Densmore MT (Pittsburgh Gazette-Times), 1918

7Q/q1b2R1b/2p1B3/p1p3r1/4k3/2P3P1/1n1R1P2/1K6

#2

8 + 9

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Re5
      • 2.Rf4#
    • 1...Bf4
      • 2.Rxf4#
    • 1...Bb6
      • 2.Rf4#
    • 1...Bd8
      • 2.Rf4#
    • 1...Sd3
      • 2.Re2#
  • Keys
    • 1.Qe8!
      • threat
        • 2.Bd5#
      • 1...Ke5+
        • 2.Bf5#
      • 1...Rd5
        • 2.Bxd5#
      • 1...Re5
        • 2.Rf4#
      • 1...Be5
        • 2.Qxc6#
      • 1...Sd3
        • 2.Re2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • R(e);S_CUTB(h)::R1(G)
    • B(h);N_GUARD::R1(G),XB(h)
    • B(h);N_GUARD::R1(G)
    • S(a);SBLOCK::R(B)
  • Actual
    • Q(H);
    • Threat
      • QAR(H)+B(F),DCHECK
    • Vars
      • K(b);CHECK,P-FLIGHT::QAR(H)+B(F)
      • R(e);::QAR(H)+B(F),DCHECK,XR(e)
      • R(e);SBLOCK,S_CUTB(h)::R1(G)
      • B(h);SBLOCK,S_CUTR(e)::QAB(H),XP(f)
      • S(a);SBLOCK::R(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).