MESON Chess Problem Database

Problem Display
PID: 121361 (1n1N4/8/pP1k4/p1N3B1/PP2K3/3P4/8/8 w - - 0 1)

Meyer, Heinrich Friedrich Ludwig

Nuova Rivista degli Scacchi, 1887

1n1N4/8/pP1k4/p1N3B1/PP2K3/3P4/8/8

#2

8 + 4

4817 English Mechanic and World of Science 1887
6490 yacpdb 2009
15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sc6
      • 2.Sdb7#
      • 2.Sf7#
    • 1...Sd7
      • 2.Scb7#
  • Tries
    • 1.Bh4?
      • 1...Sc6
        • 2.Sdb7#
        • 2.Sf7#
      • 1...Sd7
        • 2.Scb7#
      • 1...axb4!
    • 1.Bf6?
      • 1...Sc6
        • 2.Sdb7#
        • 2.Sf7#
      • 1...Sd7
        • 2.Scb7#
      • 1...axb4!
    • 1.d4?
      • 1...Sc6
        • 2.Sdb7#
        • 2.Sf7#
      • 1...Sd7
        • 2.Scb7#
      • 1...axb4!
  • Keys
    • 1.bxa5!
      • 1...Kxc5
        • 2.Be7#
      • 1...Sc6
        • 2.Sdb7#
      • 1...Sd7
        • 2.Scb7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(d);SBLOCK::S(E)
  • Tries
    • Try
      • B(F);
      • Vars
        • S(d);SBLOCK::S(E)
      • Refutation
        • P(a);XP(C)
    • Try
      • B(F);
      • Vars
        • S(d);SBLOCK::S(E)
      • Refutation
        • P(a);XP(C)
    • Try
      • P(A);
      • Vars
        • S(d);SBLOCK::S(E)
      • Refutation
        • P(a);XP(C)
  • Actual
    • P(C);XP(a)
    • Vars
      • K(c);S_FLIGHT,XS(E)::B(F)
      • S(d);SBLOCK::S(H)
      • S(d);SBLOCK::S(E)
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).