Problem Display
PID: 54873 (1b2R3/7b/1BK5/3Pp1n1/1N1PPN1Q/RB2k3/pPPp2P1/r2r2n1 w - - 0 1)

Vukcevich, Milan Radoje

Echecs Francais, 1982

1b2R3/7b/1BK5/3Pp1n1/1N1PPN1Q/RB2k3/pPPp2P1/r2r2n1

#2

14 + 10


3752 FIDE Album (1980-1982) 1988
5398 My Chess Compositions 2003

SOLUTION


  • SOUND
  • Sets
    • 1...Bxe4
      • 2.dxe5#
    • 1...exd4
      • 2.Bxa2#
      • 2.Ba4#
      • 2.Bc4#
    • 1...exf4
      • 2.Bc4#
  • Tries
    • 1.c4?
      • threat
        • 2.Bc2#
      • 1...Kxe4
        • 2.Bc2#
      • 1...Bxe4
        • 2.dxe5#
      • 1...Sxe4
        • 2.Sc2#
      • 1...exf4
        • 2.Bxd1#
      • 1...Se2!
  • Keys
    • 1.d6!
      • threat
        • 2.Bd5#
      • 1...Bxe4+
        • 2.d5#
      • 1...Kxe4
        • 2.Rxe5#
      • 1...Sxe4
        • 2.Sbd5#
      • 1...exf4
        • 2.Bc4#
      • 1...Se2
        • 2.Sfd5#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(i);P_PINP(K),SBLOCK,XP(H)::B(L)+P(G),XP(g)
    • P(g);XS(I)::R(D)+B(E)
  • Tries
    • Try
      • P(B);
      • Threat
        • R(D)+B(E)
      • Vars
        • K(f);P-FLIGHT,P_SPINP(g),XP(H)::B(E)
        • B(i);P_PINP(K),SBLOCK,XP(H)::B(L)+P(G),XP(g)
        • S(h);SBLOCK,XP(H)::S(F)
        • P(g);XS(I)::R(D)+B(E),XR(b)
      • Refutation
        • S(c);
  • Actual
    • P(K);
    • Threat
      • R(D)+B(E)
    • Vars
      • B(i);CHECK,SBLOCK,XP(H)::B(L)+P(G)
      • K(f);OGATEB,P-FLIGHT,P_SPINP(g),XP(H)::R1(N),XP(g)
      • S(h);SBLOCK,XP(H)::S(F)
      • P(g);XS(I)::R(D)+B(E)
      • S(c);SBLOCK::S(I)


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).