MESON Chess Problem Database

Problem Display
PID: 223328 (1r6/2pb4/2k1p3/K2p2q1/2pPP3/5B2/2Q5/8 w - - 0 1)

Engelking, S

The Sunny South, 1886

1r6/2pb4/2k1p3/K2p2q1/2pPP3/5B2/2Q5/8

#2

5 + 8

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Qxc4+!
      • 1...Kd6
        • 2.Qc5#
      • 1...Kb7
        • 2.Qa6#
      • 1...dxc4+
        • 2.e5#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);CHECK,XP(a)
    • Vars
      • K(d);P-FLIGHT::QAB1(A)
      • K(d);S_FLIGHT::QAB1(A)
      • P(b);CHECK,XQ(A)::B(B)+P(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).