MESON Chess Problem Database

Problem Display
PID: 174004 (8/8/7R/npkP2R1/1p1r1N1K/1P3b2/6p1/6B1 w - - 0 1)

Bottacchi, Antonio

Il Secolo, 1921

8/8/7R/npkP2R1/1p1r1N1K/1P3b2/6p1/6B1

#2

7 + 7

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bg4
      • 2.Sd3#
    • 1...Bxd5
      • 2.Rxd5#
    • 1...Sxb3
      • 2.Rc6#
    • 1...Sc4
      • 2.Rc6#
    • 1...Sc6
      • 2.Rxc6#
    • 1...Sb7
      • 2.Rc6#
  • Keys
    • 1.Ra6!
      • 1...Bxd5
        • 2.Rxd5#
      • 1...Sxb3
        • 2.Rc6#
      • 1...Sc6
        • 2.Rxc6#
      • 1...Be2
        • 2.d6#
      • 1...Bd1
        • 2.d6#
      • 1...Be4
        • 2.Se6#
      • 1...Bg4
        • 2.Sd3#
      • 1...Bh5
        • 2.d6#
      • 1...Sc4
        • 2.Rc6#
      • 1...Sb7
        • 2.Rc6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(b);N_PINS(C)::S(C)
    • B(b);OGATE,P_SPINB(b),XP(E)::R1(F),XB(b)
    • S(e);N_GUARD,XP(B)::R1(G)
    • S(e);N_GUARD::R1(G)
    • S(e);N_GUARD::R1(G),XS(e)
  • Actual
    • R(G);
    • Vars
      • B(b);OGATE,P_SPINB(b),XP(E)::R1(F),XB(b)
      • S(e);N_GUARD,XP(B)::R1(G)
      • S(e);N_GUARD::R1(G),XS(e)
      • B(b);N_GUARD::R(F)+P(E)
      • B(b);N_PINS(C)::S(C)
      • S(e);N_GUARD::R1(G)
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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).