MESON Chess Problem Database

Problem Display
PID: 28443 (3K3N/4pRB1/4k1B1/5p2/8/bN5b/8/3R4 w - - 0 1)

Dombrovskis, Alfreds A

Sushkov, Yuri Akimovich

2nd Prize, Bulletin of the Central Chess Club of USSR, 1976

3K3N/4pRB1/4k1B1/5p2/8/bN5b/8/3R4

#2

7 + 5

3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Bc1
      • 2.Sc5#
      • 2.Rxe7#
    • 1...Bb2
      • 2.Sc5#
      • 2.Rxe7#
    • 1...Bc5
      • 2.Sxc5#
    • 1...Bf1
      • 2.Bxf5#
    • 1...Bg2
      • 2.Bxf5#
  • Tries
    • 1.Rd7?
      • threat
        • 2.Sd4#
      • 1...Bb2
        • 2.Sc5#
        • 2.Rfxe7#
      • 1...Bc5
        • 2.Sxc5#
      • 1...Bd6!
  • Keys
    • 1.Rxf5!
      • threat
        • 2.Re5#
      • 1...Bxf5
        • 2.Bf7#
      • 1...Bb2
        • 2.Sc5#
      • 1...Bd6
        • 2.Sd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • B(a);N_GUARD::S(B),XB(a)
    • B(b);N_GUARD::B(C),XP(c)
  • Tries
    • Try
      • R(A);
      • Threat
        • S(B)
      • Vars
        • B(a);N_GUARD::S(B),XB(a)
      • Refutation
        • B(a);
  • Actual
    • R(D);XP(c)
    • Threat
      • R1(D)
    • Vars
      • B(b);SBLOCK,XR(D)::B(C)
      • B(a);N_GUARD::S(B)
      • B(a);SBLOCK::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).