MESON Chess Problem Database

Problem Display
PID: 246524 (8/B7/1n1p4/3p2K1/3Pp3/3PkPp1/1Q2B1P1/2R2R2 w - - 0 1)

Markovtsy, Vassyl Yuriovich

Schweizerische Schachzeitung, 1995

8/B7/1n1p4/3p2K1/3Pp3/3PkPp1/1Q2B1P1/2R2R2

#2

10 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...exf3
      • 2.Rxf3#
  • Tries
    • 1.Bxb6?
      • 1...exf3
        • 2.Rxf3#
      • 1...exd3!
    • 1.Rcd1?
      • 1...exd3
        • 2.Rxd3#
      • 1...exf3
        • 2.Rxf3#
      • 1...Sa4
        • 2.Qd2#
      • 1...Sd7
        • 2.Qd2#
      • 1...Sa8
        • 2.Qd2#
      • 1...Sc8
        • 2.Qd2#
      • 1...Sc4!
    • 1.Rce1?
      • 1...exd3
        • 2.Bd1#
      • 1...exf3
        • 2.Rxf3#
      • 1...Sa4
        • 2.Qc1#
      • 1...Sd7
        • 2.Qc1#
      • 1...Sa8
        • 2.Qc1#
      • 1...Sc8
        • 2.Qc1#
      • 1...Sc4!
  • Keys
    • 1.Bd1!
      • 1...Kxd3
        • 2.Qc3#
      • 1...exd3
        • 2.Re1#
      • 1...exf3
        • 2.Rxf3#
      • 1...Sa4
        • 2.Qe2#
      • 1...Sc4
        • 2.Qe2#
      • 1...Sd7
        • 2.Qe2#
      • 1...Sa8
        • 2.Qe2#
      • 1...Sc8
        • 2.Qe2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • P(c);OGATE,XP(G)::R1(B),XP(c)
  • Tries
    • Try
      • B(J);XS(e)
      • Vars
        • P(c);OGATE,XP(G)::R1(B),XP(c)
      • Refutation
        • P(c);XP(F)
    • Try
      • R(A);
      • Vars
        • P(c);OGATE,XP(F)::R1(A),XP(c)
        • P(c);OGATE,XP(G)::R1(B),XP(c)
        • S(e);::QAB1(C)
      • Refutation
        • S(e);
    • Try
      • R(A);
      • Vars
        • P(c);SBLOCK,XP(F)::R(A)+B(D)
        • P(c);OGATE,XP(G)::R1(B),XP(c)
        • S(e);::QAB(C)
      • Refutation
        • S(e);
  • Actual
    • B(D);
    • Vars
      • K(a);OGATEB,P-FLIGHT,XP(F)::QAR1(C)
      • P(c);SBLOCK,XP(F)::R(B)
      • P(c);OGATE,XP(G)::R1(B),XP(c)
      • S(e);::QAR1(C)
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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).