MESON Chess Problem Database

Problem Display
PID: 74752 (6Q1/3nrp2/2n3N1/1P1k2bb/r6R/B1P5/p3R1N1/K6B w - - 0 1)

Gamage, Frederick

British Chess Magazine, 1944

6Q1/3nrp2/2n3N1/1P1k2bb/r6R/B1P5/p3R1N1/K6B

#2

10 + 9

5397 Frederick Gamage (Prcic) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Rc4
      • 2.S2f4#
    • 1...Ra5
      • 2.c4#
    • 1...Ra6
      • 2.c4#
    • 1...Ra7
      • 2.c4#
    • 1...Ra8
      • 2.c4#
    • 1...Re6
      • 2.Se3#
  • Tries
    • 1.Qxf7+?
      • 1...Re6
        • 2.Se3#
        • 2.Qxe6#
      • 1...Rxf7!
  • Keys
    • 1.Qc8!
      • threat
        • 2.Qxc6#
      • 1...Sb4
        • 2.Rd4#
      • 1...Sce5
        • 2.S2f4#
      • 1...Rc4
        • 2.S2f4#
      • 1...Ra6
        • 2.c4#
      • 1...Re6
        • 2.Se3#
      • 1...Sd4
        • 2.S2f4#
      • 1...Sa5
        • 2.S2f4#
      • 1...Sa7
        • 2.S2f4#
      • 1...Scb8
        • 2.S2f4#
      • 1...Sd8
        • 2.S2f4#
      • 1...Sde5
        • 2.Se3#
      • 1...Sdb8
        • 2.Se3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 3
  • Sets
    • R(b);SBLOCK::B(B)+S(D),DCHECK
    • R(b);N_GUARD::P(F)
    • R(h);N_SPINP(i),SBLOCK::B(B)+S(D),DCHECK
  • Tries
    • Try
      • Q(J);CHECK,XP(i)
      • Refutation
        • R(h);XQ(J)
  • Actual
    • Q(J);N_PINP(i)
    • Threat
      • QAB1(J),XS(f)
    • Vars
      • S(f);N_GUARD,S_CUTR(b)::R1(G)
      • S(f);::B(B)+S(D),DCHECK
      • R(b);SBLOCK::B(B)+S(D),DCHECK
      • R(b);N_GUARD::P(F)
      • R(h);SBLOCK::B(B)+S(D),DCHECK
      • S(g);::B(B)+S(D),DCHECK
HTML5 logo

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).