Problem Display
PID: 138144 (4B3/Br1R1N1K/6N1/2p1P3/P1k5/Q7/2b3rb/2R5 w - - 0 1)

Nesic, Milivoj S

Saletic, Slobodan

Vecherni Novosti, 1966

4B3/Br1R1N1K/6N1/2p1P3/P1k5/Q7/2b3rb/2R5

#2

10 + 6


6490 yacpdb 2011

SOLUTION


  • SOUND
  • Sets
    • 1...Rg1
      • 2.Rxc2#
    • 1...Rg4
      • 2.Rxc2#
    • 1...Rg5
      • 2.Rxc2#
    • 1...Rxg6
      • 2.Rxc2#
    • 1...Rb3
      • 2.Qxc5#
    • 1...Rb4
      • 2.Qd3#
    • 1...Bxe5
      • 2.Sxe5#
  • Keys
    • 1.Rd3!
      • threat
        • 2.Qc3#
      • 1...Rxf7+
        • 2.Bxf7#
      • 1...Bxe5
        • 2.Sxe5#
      • 1...Rb3
        • 2.Qxb3#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • R(b);N_GUARD::R(A),XB(a)
    • R(b);N_GUARD,XS(E)::R(A),XB(a)
    • R(f);SBLOCK::QAR1(B),XP(e)
    • R(f);SBLOCK::QAB1(B)
    • B(c);XP(D)::S(H),XB(c)
  • Actual
    • R(G);N_SPINS(E),P_SPINS(H)
    • Threat
      • QAR1(B)
    • Vars
      • R(f);CHECK,OGATE,XS(H)::B(J),XR(f)
      • B(c);XP(D)::S(E),XB(c)
      • R(f);N_GUARD,N_PINS(H)::QAB1(B),XR(f)


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).