MESON Chess Problem Database

Problem Display
PID: 259030 (2N5/2p1B3/8/3nkBK1/5Rp1/4b1P1/2N1Q3/6q1 w - - 0 1)

Gosman, Gheorghe H

Probleemblad, 1949

2N5/2p1B3/8/3nkBK1/5Rp1/4b1P1/2N1Q3/6q1

#2

8 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...c5
      • 2.Bd6#
    • 1...c6
      • 2.Bd6#
  • Keys
    • 1.Qb5!
      • threat
        • 2.Bf6#
      • 1...Bxf4+
        • 2.gxf4#
      • 1...Bc5
        • 2.Re4#
      • 1...c5
        • 2.Bd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • P(f);N_GUARD::B(G)
  • Actual
    • Q(B);N_PINB(b),P_PINS(d)
    • Threat
      • B(G)
    • Vars
      • B(b);CHECK,OGATE,XR(D)::P(C),XB(b)
      • B(b);N_PINR(D),N_SPINS(d)::R1(D)
      • P(f);N_GUARD,N_SPINS(d)::B(G)
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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).