MESON Chess Problem Database

Problem Display
PID: 264162 (1B6/3B4/2b1rQ2/K2p3R/2kP4/2p1bP2/2P3N1/8 w - - 0 1)

May, Willy Paul

Tijdschrift vd KNSB, 1955

1B6/3B4/2b1rQ2/K2p3R/2kP4/2p1bP2/2P3N1/8

#2

9 + 6

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Rd6
      • 2.Sxe3#
    • 1...Bb5
      • 2.Bxb5#
    • 1...Bb7
      • 2.Bb5#
    • 1...Ba8
      • 2.Bb5#
  • Keys
    • 1.Rxd5!
      • threat
        • 2.Rc5#
      • 1...Kxd5
        • 2.Bxe6#
      • 1...Rxf6
        • 2.Sxe3#
      • 1...Bxd4
        • 2.Qxd4#
      • 1...Bxd5
        • 2.Bb5#
      • 1...Re5
        • 2.Qxc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 4
  • Sets
    • R(f);N_GUARD::S(B),XB(b)
    • B(e);OGATE::B(H),XB(e)
    • B(e);OGATE::B(H)
  • Actual
    • R(F);XP(d)
    • Threat
      • R1(F)
    • Vars
      • K(c);OGATEB,S_FLIGHT,XR(F)::B(H),XR(f)
      • R(f);N_GUARD,XQ(G)::S(B),XB(b)
      • B(b);OGATE,XP(D)::QAR1(G),XB(b)
      • B(e);OGATE,SBLOCK,XR(F)::B(H)
      • R(f);OGATE,P_PINR(F)::QAR2(G),XB(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).