MESON Chess Problem Database

Problem Display
PID: 189661 (rrB4b/Bb6/8/3R3Q/p1k3p1/K1p5/2P1npq1/8 w - - 0 1)

Fric, Ivan

Magyar Sakkvilag, 1911

rrB4b/Bb6/8/3R3Q/p1k3p1/K1p5/2P1npq1/8

#2

6 + 11

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Sd4
      • 2.Rc5#
  • Tries
    • 1.Rd4+?
      • 1...Sxd4
        • 2.Qc5#
      • 1...Bxd4!
  • Keys
    • 1.Qe8!
      • threat
        • 2.Qb5#
      • 1...Kxd5
        • 2.Qe6#
      • 1...Qxd5
        • 2.Qxa4#
      • 1...Bxd5
        • 2.Qxe2#
      • 1...Bxc8
        • 2.Qc6#
      • 1...Ba6
        • 2.Qc6#
      • 1...Bc6
        • 2.Qxc6#
      • 1...Sd4
        • 2.Rc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(a);SBLOCK::R1(C)
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • S(a);XR(C)::QAR1(D)
      • Refutation
        • B(k);XR(C)
  • Actual
    • Q(D);
    • Threat
      • QAB1(D)
    • Vars
      • K(f);OGATEB,S_FLIGHT,XR(C)::QAB1(D)
      • Q(c);SBLOCK,XR(C)::QAR2(D),XP(e)
      • B(h);SBLOCK,XR(C)::QAB(D),XS(a)
      • B(h);N_GUARD,XB(F)::QAR2(D)
      • B(h);N_GUARD::QAR2(D)
      • B(h);N_GUARD::QAR2(D),XB(h)
      • S(a);SBLOCK::R1(C)
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).