MESON Chess Problem Database

Problem Display
PID: 174939 (6KB/8/1Q1p1p2/p3k1p1/6P1/3P2R1/8/8 w - - 0 1)

Campo, Achille

Nuova Rivista degli Scacchi, 1901

6KB/8/1Q1p1p2/p3k1p1/6P1/3P2R1/8/8

#2

6 + 5

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Qe3#
      • 2.Qxd6#
    • 1...d5
      • 2.Qxf6#
  • Tries
    • 1.Re3+?
      • 1...Kf4
        • 2.Qd4#
      • 1...Kd5!
  • Keys
    • 1.Qc6!
      • threat
        • 2.Qe4#
      • 1...Kd4
        • 2.Bxf6#
      • 1...Kf4
        • 2.Qxd6#
      • 1...Ke6
        • 2.Re3#
      • 1...d5
        • 2.Qxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(d);OGATE,SBLOCK::QAB1(D),XP(e)
  • Tries
    • Try
      • R(B);CHECK
      • Vars
        • K(b);N_SPINP(e),S_FLIGHT::QAR2(D)
      • Refutation
        • K(b);N_SPINP(e),P-FLIGHT
  • Actual
    • Q(D);
    • Threat
      • QAR1(D)
    • Vars
      • K(b);S_FLIGHT::B(F),XP(e)
      • K(b);N_SPINP(e),S_FLIGHT::QAB(D),XP(d)
      • K(b);N_SPINP(e),P-FLIGHT,P_SPINP(d)::R(B)
      • P(d);OGATE,SBLOCK::QAB1(D),XP(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).