MESON Chess Problem Database

Problem Display
PID: 154870 (8/1K1Np3/3P1bR1/1B1k1P2/2N1p3/2P1P3/3Pn2r/3R1Q2 w - - 0 1)

Handloser, Ralf Chris

Probleemblad, 2014

8/1K1Np3/3P1bR1/1B1k1P2/2N1p3/2P1P3/3Pn2r/3R1Q2

#2

12 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Bxc3
      • 2.Scb6#
    • 1...Bh4
      • 2.Scb6#
    • 1...Be5
      • 2.Scb6#
    • 1...Bg5
      • 2.Scb6#
    • 1...Bg7
      • 2.Scb6#
    • 1...Bh8
      • 2.Scb6#
    • 1...Sc1
      • 2.Bc6#
    • 1...Sg1
      • 2.Bc6#
    • 1...Sxc3
      • 2.Bc6#
    • 1...Sg3
      • 2.Bc6#
    • 1...Sf4
      • 2.Bc6#
    • 1...exd6
      • 2.Scb6#
  • Tries
    • 1.d3?
      • threat
        • 2.Bc6#
      • 1...exd3
        • 2.Qf3#
      • 1...Sd4!
  • Keys
    • 1.d4!
      • threat
        • 2.Sdb6#
      • 1...Bxd4
        • 2.Scb6#
      • 1...Sxd4
        • 2.Bc6#
      • 1...exd4 ep
        • 2.Qf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 12
  • Sets
    • B(e);XP(D)::S(F)
    • B(e);::S(F)
    • S(a);::B(G)
    • S(a);XP(D)::B(G)
    • P(f);SBLOCK,XP(I)::S(F)
  • Tries
    • Try
      • P(C);
      • Threat
        • B(G)
      • Vars
        • P(c);OGATEB,P_SPINP(c),XP(C)::QAB(B)
      • Refutation
        • S(a);
  • Actual
    • P(C);
    • Threat
      • S(L)
    • Vars
      • B(e);P_SPINB(e),XP(C)::S(F)
      • S(a);P_SPINS(a),XP(C)::B(G)
      • P(c);EP,OGATEB,P_SPINP(c),XP(C)::QAB(B)
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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).