MESON Chess Problem Database

Problem Display
PID: 223289 (8/8/2p2K2/2B1p1p1/2b1k1p1/2Q1p1b1/2R2P2/8 w - - 0 1)

Rowe, Harry

Newark Sunday Call, 1886

8/8/2p2K2/2B1p1p1/2b1k1p1/2Q1p1b1/2R2P2/8

#2

5 + 8

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Qxe3#
    • 1...Kd5
      • 2.Qxc4#
    • 1...Bd5
      • 2.Qxe3#
  • Keys
    • 1.f3+!
      • 1...Kxf3
        • 2.Qxe3#
      • 1...Kf4
        • 2.Qxe3#
      • 1...Kd5
        • 2.Qxc4#
      • 1...gxf3
        • 2.Qxc4#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • K(d);P-FLIGHT::QAB1(C),XP(a)
    • K(d);S_FLIGHT::QAB1(C),XB(c)
    • B(c);SBLOCK::QAR1(C),XP(a)
  • Actual
    • P(B);CHECK
    • Vars
      • K(d);P_SPINP(a),S_FLIGHT,XP(B)::QAR1(C),XP(a)
      • K(d);P-FLIGHT::QAB1(C),XP(a)
      • K(d);S_FLIGHT::QAB1(C),XB(c)
      • P(e);SBLOCK,XP(B)::QAR2(C),XB(c)
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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).