MESON Chess Problem Database

Problem Display
PID: 150560 (5NN1/1B4p1/3k1bR1/5n2/6pq/P3pP2/1Q6/KnRr4 w - - 0 1)

La Rosa, Massimo

Scacco!, 1976

5NN1/1B4p1/3k1bR1/5n2/6pq/P3pP2/1Q6/KnRr4

#2

9 + 9

6490 yacpdb 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Rd5
      • 2.Rc6#
  • Keys
    • 1.f4!
      • threat
        • 2.Qe5#
      • 1...Sc3
        • 2.Qb6#
      • 1...Rd4
        • 2.Qb6#
      • 1...Rd5
        • 2.Rc6#
      • 1...Sd4
        • 2.Qb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • R(b);SBLOCK::R1(B)
  • Actual
    • P(E);
    • Threat
      • QAB1(C)
    • Vars
      • S(a);N_PINQ(C),P_PINR(B)::QAR2(C)
      • R(b);N_PINQ(C)::QAR2(C)
      • R(b);SBLOCK::R1(B)
      • S(f);N_PINQ(C)::QAB(C)
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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).