MESON Chess Problem Database

Problem Display
PID: 140846 (8/8/4N1R1/1n1pk1p1/1Q2P1nR/4bP2/6K1/6B1 w - - 0 1)

Stojanovic, Sasa

Mat Plus, 1997

8/8/4N1R1/1n1pk1p1/1Q2P1nR/4bP2/6K1/6B1

#2

8 + 6

5454 Near Snap 2011
6490 yacpdb 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Sa3
      • 2.Qb8#
    • 1...Sc3
      • 2.Qb8#
    • 1...Sd4
      • 2.Qb8#
    • 1...Sa7
      • 2.Qb8#
    • 1...d4
      • 2.Qc5#
  • Tries
    • 1.f4+?
      • 1...gxf4
        • 2.Rh5#
      • 1...Bxf4!
  • Keys
    • 1.Sf4!
      • threat
        • 2.Sd3#
      • 1...Kxf4
        • 2.Bh2#
      • 1...Bxf4
        • 2.Qe7#
      • 1...dxe4
        • 2.Qxe4#
      • 1...gxf4
        • 2.Rh5#
      • 1...Sf2
        • 2.Re6#
      • 1...Sf6
        • 2.Rxg5#

Anticipated by 140855(0000)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 5
  • Sets
    • S(c);OGATE::QAB(D)
    • P(d);OGATEB::QAR2(D)
  • Tries
    • Try
      • P(C);CHECK
      • Vars
        • P(f);S_CUTB(a),XP(C)::R(F)
      • Refutation
        • B(a);XP(C)
  • Actual
    • S(G);
    • Threat
      • S(G)
    • Vars
      • K(e);OGATEB,P_SPINS(b),S_FLIGHT,XS(G)::B(A)
      • B(a);SBLOCK,XS(G)::QAR2(D)
      • P(d);OGATE,XP(E)::QAR1(D),XP(d)
      • P(f);OGATEB,SBLOCK,XS(G)::R(F)
      • S(b);::R1(H)
      • S(b);SBLOCK::R(H),XP(f)
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).