MESON Chess Problem Database

Problem Display
PID: 105417 (3B4/6p1/3P3p/RBb4P/3QnNkN/R3p3/7P/6K1 w - - 0 1)

Erokhin, Vladimir Alekseevich

Sachove umeni (Ceskoslovensky sach), 1976

3B4/6p1/3P3p/RBb4P/3QnNkN/R3p3/7P/6K1

#2

11 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Bd7#
    • 1...Sf2
      • 2.Be2#
      • 2.Bd7#
    • 1...Sc3
      • 2.Bd7#
    • 1...Sg3
      • 2.h3#
    • 1...Sxd6
      • 2.Be2#
  • Keys
    • 1.Sfg6!
      • 1...Kh3
        • 2.Bd7#
      • 1...Kxh5
        • 2.Be2#
      • 1...Bxa3
        • 2.Bd7#
      • 1...Bxd4
        • 2.Bd7#
      • 1...Bxd6
        • 2.Bd7#
      • 1...Bb4
        • 2.Bd7#
      • 1...Bb6
        • 2.Bd7#
      • 1...Ba7
        • 2.Bd7#
      • 1...e2
        • 2.Bxe2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 4
  • Sets
    • S(b);::B(H)
    • S(b);SBLOCK::P(B)
    • S(b);XP(J)::B(H)
  • Actual
    • S(E);P_PINS(b)
    • Vars
      • K(c);N_SPINS(b),P_SPINP(a),S_FLIGHT::B(H)
      • K(c);N_SPINS(b),S_FLIGHT,XP(I)::B(H)
      • B(d);XR(C)::B(H)
      • B(d);N_SPINS(b),XQ(D)::B(H)
      • B(d);XP(J)::B(H)
      • B(d);::B(H)
      • P(a);P_PINQ(D)::B(H),XP(a)
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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).