MESON Chess Problem Database

Problem Display
PID: 108626 (1n2Rn2/2b5/bpN4Q/3kPp1K/7p/B3pP2/2R1N2q/1r6 w - - 0 1)

Kiss, Ivan

Muller, Dieter

Kievskie novosti, 1997-1999

1n2Rn2/2b5/bpN4Q/3kPp1K/7p/B3pP2/2R1N2q/1r6

#2

9 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qg1
      • 2.Sf4#
    • 1...Qf4
      • 2.Sxf4#
    • 1...Qh1
      • 2.Sf4#
    • 1...Qf2
      • 2.Sf4#
    • 1...Qg2
      • 2.Sf4#
    • 1...Qh3
      • 2.Sf4#
    • 1...Ra1
      • 2.Sb4#
    • 1...Rc1
      • 2.Sb4#
    • 1...Rd1
      • 2.Sb4#
    • 1...Re1
      • 2.Sb4#
    • 1...Rf1
      • 2.Sb4#
    • 1...Rg1
      • 2.Sb4#
    • 1...Rh1
      • 2.Sb4#
    • 1...Rb4
      • 2.Sxb4#
    • 1...Bc4
      • 2.Sc3#
    • 1...Bxe5
      • 2.Se7#
    • 1...Bd6
      • 2.Qxd6#
    • 1...Bd8
      • 2.Qd6#
    • 1...Sxc6
      • 2.Qxc6#
    • 1...Se6
      • 2.Qxe6#
    • 1...Sd7
      • 2.Qe6#
    • 1...Sh7
      • 2.Qe6#
    • 1...b5
      • 2.Rc5#
  • Keys
    • 1.Qf4!
      • threat
        • 2.Qd4#
      • 1...Qxf4
        • 2.Sxf4#
      • 1...Bxe5
        • 2.Rxe5#
      • 1...Sxc6
        • 2.Sc3#
      • 1...Bc4
        • 2.Qxc4#
      • 1...Rd1
        • 2.Sb4#
      • 1...Rb4
        • 2.Sxb4#
      • 1...Se6
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 4
    • ADDED MATES = 0
    • REMOVED MATES = 16
  • Sets
    • Q(b);N_GUARD::S(B)
    • Q(b);N_GUARD::S(B),XQ(b)
    • R(a);N_GUARD::S(G)
    • R(a);N_GUARD::S(G),XR(a)
    • B(g);SBLOCK::S(B)
    • B(i);SBLOCK,XP(E)::S(G)
    • B(i);N_GUARD::QAR1(H),XB(i)
    • B(i);N_GUARD::QAR1(H)
    • S(j);OGATE,XS(G)::QAB1(H),XS(j)
    • S(k);N_GUARD::QAB1(H),XS(k)
    • S(k);N_GUARD::QAB1(H)
    • P(h);N_GUARD::R1(A)
  • Actual
    • Q(H);
    • Threat
      • QAR1(H)
    • Vars
      • Q(b);XQ(H)::S(B),XQ(b)
      • B(i);OGATE,XP(E)::R1(I),XB(i)
      • S(j);SBLOCK,XS(G)::S(B)
      • B(g);N_GUARD::QAB1(H),XB(g)
      • R(a);N_GUARD::S(G)
      • R(a);N_GUARD::S(G),XR(a)
      • S(k);SBLOCK::S(G)
HTML5 logo

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).