MESON Chess Problem Database

Problem Display
PID: 265698 (3K2B1/2PN2p1/b2k4/p2P4/1p1p1p2/3P4/2P1PB2/bR6 w - - 0 1)

Armeni, Alberto

Uris-60 JT (Problemas), 2022

3K2B1/2PN2p1/b2k4/p2P4/1p1p1p2/3P4/2P1PB2/bR6

#2

10 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd3
      • 2.c8S#
    • 1...Bc4
      • 2.c8S#
    • 1...Bb5
      • 2.c8S#
    • 1...f3
      • 2.Bg3#
  • Tries
    • 1.Rg1?
      • threat
        • 2.Rg6#
      • 1...Bxd3
        • 2.c8S#
      • 1...g6
        • 2.Rxg6#
      • 1...g5!
    • 1.e4?
      • threat
        • 2.e5#
      • 1...fxe4 ep
        • 2.Bg3#
      • 1...dxe4 ep!
    • 1.c8Q?
      • threat
        • 2.Qxa6#
        • 2.Qc5#
        • 2.Qc6#
        • 2.Qc7#
        • 2.Qb8#
      • 1...Bxd3
        • 2.Qc5#
        • 2.Qc6#
        • 2.Qc7#
        • 2.Qb8#
      • 1...Bc4
        • 2.Qc5#
        • 2.Qc6#
        • 2.Qc7#
        • 2.Qb8#
      • 1...Bb5
        • 2.Qc5#
        • 2.Qc7#
        • 2.Qb8#
      • 1...Bb7
        • 2.Qc5#
        • 2.Qc7#
        • 2.Qb8#
      • 1...Bxc8!
  • Keys
    • 1.c4!
      • threat
        • 2.c5#
      • 1...Bxc4
        • 2.c8S#
      • 1...bxc4 ep
        • 2.Rb6#
      • 1...dxc4 ep
        • 2.Bc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • B(f);N_GUARD,XP(E)::P=S
    • B(f);N_GUARD::P=S
    • P(d);OGATEB::B(D)
  • Tries
    • Try
      • R(A);
      • Threat
        • R(A)
      • Vars
        • B(f);N_GUARD,XP(E)::P=S
        • P(h);::R(A),XP(h)
      • Refutation
        • P(h);
    • Try
      • P(C);
      • Threat
        • P(C)
      • Vars
        • P(d);EP,OGATEB,XP(C)::B(D)
      • Refutation
        • P(c);EP,XP(C)
    • Try
      • P(G);
      • Threat
        • DUALS(5)
      • Refutation
        • B(f);XQ(G)
  • Actual
    • P(B);
    • Threat
      • P(B)
    • Vars
      • B(f);N_GUARD,XP(B)::P=S
      • P(b);EP,OGATE,XP(B)::R(A)
      • P(c);EP,OGATE,XP(B)::B(D)
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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).