MESON Chess Problem Database

Problem Display
PID: 87657 (1n2R1bq/2N5/p3p3/4pPQ1/4kPP1/1N1p1pP1/K2P1p2/8 w - - 0 1)

Miloseski, Bosko

The Macedonian Problemist, 2000

1n2R1bq/2N5/p3p3/4pPQ1/4kPP1/1N1p1pP1/K2P1p2/8

#2

10 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...exf4
      • 2.Qxf4#
    • 1...exf5
      • 2.Qxf5#
  • Tries
    • 1.Rxb8?
      • threat
        • 2.Rb4#
      • 1...exf4
        • 2.Qxf4#
      • 1...exf5
        • 2.Qxf5#
      • 1...a5!
    • 1.Rd8?
      • threat
        • 2.Sc5#
      • 1...exf4
        • 2.Qxf4#
      • 1...exf5
        • 2.Qxf5#
      • 1...Sd7!
  • Keys
    • 1.Qd8!
      • threat
        • 2.Sc5#
      • 1...exf4
        • 2.Qd5#
      • 1...exf5
        • 2.Qd4#
      • 1...Sd7
        • 2.Qa8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(e);OGATE,P_SPINP(g),XP(E)::QAR1(H),XP(e)
    • P(g);OGATE,P_PINS(C),P_SPINP(e),XP(G)::QAB1(H),XP(g)
  • Tries
    • Try
      • R(J);XS(h)
      • Threat
        • R(J)
      • Vars
        • P(e);OGATE,XP(E)::QAR1(H),XP(e)
        • P(g);OGATE,P_PINS(C),XP(G)::QAB1(H),XP(g)
      • Refutation
        • P(f);
    • Try
      • R(J);
      • Threat
        • S(C)
      • Vars
        • P(e);OGATE,XP(E)::QAR1(H),XP(e)
        • P(g);OGATE,P_PINS(C),XP(G)::QAB1(H),XP(g)
      • Refutation
        • S(h);
  • Actual
    • Q(H);
    • Threat
      • S(C)
    • Vars
      • P(e);P_SPINP(g),XP(E)::QAB1(H)
      • P(g);P_PINS(C),P_SPINP(e),XP(G)::QAR1(H)
      • S(h);OGATE::QAB(H)
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).