MESON Chess Problem Database

Problem Display
PID: 267334 (8/7K/5pp1/3N1pk1/8/6NR/7B/3B4 w - - 0 1)

Murashev, Pavel Aleksandrovich

Zadachi i Etyudi, 2012

8/7K/5pp1/3N1pk1/8/6NR/7B/3B4

#2

6 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Sxf5?
      • 1...gxf5
        • 2.Bf4#
        • 2.Rh5#
      • 1...Kxf5!
    • 1.Se3?
      • 1...f4
        • 2.Se4#
      • 1...Kf4!
    • 1.Sxf6?
      • 1...Kf4
        • 2.Sge4#
      • 1...f4
        • 2.Sfe4#
      • 1...Kxf6!
    • 1.Se7?
      • 1...f4
        • 2.Se4#
      • 1...Kf4!
    • 1.Rh4?
      • 1...f4
        • 2.Rg4#
      • 1...Kxh4!
  • Keys
    • 1.Sc3!
      • 1...Kf4
        • 2.Sge4#
      • 1...f4
        • 2.Sce4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);XP(a)
      • Refutation
        • K(b);P-FLIGHT,XS(C)
    • Try
      • S(E);
      • Vars
        • P(a);N_GUARD::S(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(E);XP(c)
      • Vars
        • K(b);S_CUTP(a),S_FLIGHT::B(B)+S(C)
        • P(a);N_GUARD,SBLOCK::S(E)
      • Refutation
        • K(b);S_FLIGHT,XS(E)
    • Try
      • S(E);
      • Vars
        • P(a);N_GUARD::S(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(D);
      • Vars
        • P(a);N_GUARD::R1(D)
      • Refutation
        • K(b);S_FLIGHT,XR(D)
  • Actual
    • S(E);
    • Vars
      • K(b);S_CUTP(a),S_FLIGHT::B(B)+S(C)
      • P(a);N_GUARD,SBLOCK::S(E)
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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).