MESON Chess Problem Database

Problem Display
PID: 104655 (2N1R3/P3p1rB/5Rq1/1p1n2P1/3nkNQ1/1p1rpp1b/1Bp1p2K/8 w - - 0 1)

Velimirovic, Milan

Match: Netherlands - Yugoslavia, 1985

2N1R3/P3p1rB/5Rq1/1p1n2P1/3nkNQ1/1p1rpp1b/1Bp1p2K/8

#2

10 + 14

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sc6
      • 2.Sd6#
    • 1...Se6
      • 2.Rxe6#
    • 1...e5
      • 2.Sd6#
  • Tries
    • 1.Sxh3+?
      • 1...Ke5
        • 2.Qe6#
      • 1...Sf4!
    • 1.Sxg6+?
      • 1...Bxg4
        • 2.Sd6#
      • 1...Sf4!
    • 1.Bxg6+?
      • 1...Ke5
        • 2.Sxd3#
        • 2.Re6#
      • 1...Sf5
        • 2.Sd6#
        • 2.Bxf5#
        • 2.Re6#
      • 1...Rxg6!
  • Keys
    • 1.a8Q!
      • threat
        • 2.Qxd5#
      • 1...Ke5
        • 2.Qxd5#
      • 1...Sf5
        • 2.Sxh3#
      • 1...Sc6
        • 2.Sd6#
      • 1...Se6
        • 2.Rxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • S(h);::S(I)
    • S(h);N_GUARD,N_SPINP(m)::R(F),XS(h)
    • P(m);::S(I)
  • Tries
    • Try
      • S(C);CHECK,XB(g)
      • Vars
        • K(i);N_SPINQ(l),P-FLIGHT,P_SPINS(h)::QAR1(D)
      • Refutation
        • S(k);P_SPINS(k)
    • Try
      • S(C);CHECK,XQ(l)
      • Vars
        • B(g);XQ(D)::S(I)
      • Refutation
        • S(k);P_SPINS(k)
    • Try
      • B(H);CHECK,XQ(l)
      • Refutation
        • R(n);XB(H)
  • Actual
    • P(G);P_PINS(k)
    • Threat
      • QAB1(G),XS(k)
    • Vars
      • K(i);N_SPINQ(l),N_SPINS(k),P-FLIGHT,P_SPINS(h)::QAR1(G),XS(k)
      • S(h);N_SPINQ(l)::QAR(D)+S(C),XB(g)
      • S(h);N_SPINS(k)::S(I)
      • S(h);N_GUARD,N_SPINP(m)::R(F),XS(h)
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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).