MESON Chess Problem Database

Problem Display
PID: 53572 (8/RK6/1N3P2/Bk4b1/N3p3/6rR/3p3Q/5n1B w - - 0 1)

Majoros, Bela

Uralski Problemist, 2004

8/RK6/1N3P2/Bk4b1/N3p3/6rR/3p3Q/5n1B

#2

9 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Rg1
      • 2.Rb3#
      • 2.Qe5#
      • 2.Qe2#
    • 1...Rg2
      • 2.Rb3#
      • 2.Qe5#
    • 1...Ra3
      • 2.Qe5#
    • 1...Rb3
      • 2.Rxb3#
      • 2.Qe5#
    • 1...Re3
      • 2.Qe5#
    • 1...Rf3
      • 2.Qe5#
    • 1...Rxh3
      • 2.Qe5#
    • 1...Rg4
      • 2.Rb3#
      • 2.Qe5#
      • 2.Qe2#
    • 1...Be3
      • 2.Qe2#
    • 1...e3
      • 2.Bc6#
      • 2.Qe2#
  • Tries
    • 1.Qf2?
      • threat
        • 2.Qc5#
        • 2.Qf5#
      • 1...Bxf6
        • 2.Qc5#
      • 1...d1Q
        • 2.Qc5#
      • 1...d1R
        • 2.Qc5#
      • 1...Rc3
        • 2.Sxc3#
      • 1...Rd3
        • 2.Qc5#
      • 1...Re3
        • 2.Qf5#
      • 1...Rf3
        • 2.Qc5#
      • 1...Be3
        • 2.Qxf1#
        • 2.Qe2#
      • 1...Bf4
        • 2.Qc5#
      • 1...e3
        • 2.Bc6#
        • 2.Qe2#
        • 2.Qf5#
      • 1...Se3!
  • Keys
    • 1.Qg1!
      • threat
        • 2.Qc5#
      • 1...Rxg1
        • 2.Rb3#
      • 1...Rc3
        • 2.Sxc3#
      • 1...Re3
        • 2.Qxg5#
      • 1...Be3
        • 2.Qxf1#
      • 1...Se3
        • 2.Qb1#
      • 1...e3
        • 2.Bc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 4
    • REMOVED MATES = 3
  • Sets
    • R(c);OGATE::QAR(B)
    • R(c);OGATE,XR(C)::QAR(B)
    • B(f);S_CUTR(c)::QAB(B)
  • Tries
    • Try
      • Q(B);
      • Threat
        • DUALS(2)
      • Vars
        • B(f);XP(G)::QAR1(B)
        • P(b);::QAR1(B)
        • R(c);N_GUARD::S(D),XR(c)
        • R(c);::QAR1(B)
        • R(c);::QAR(B)
        • B(f);::QAR1(B)
      • Refutation
        • S(a);
  • Actual
    • Q(B);
    • Threat
      • QAR1(B)
    • Vars
      • R(c);OGATE,XQ(B)::R(C)
      • R(c);N_GUARD::S(D),XR(c)
      • R(c);OGATE::QAR(B),XB(f)
      • B(f);S_CUTR(c)::QAB(B),XS(a)
      • S(a);OGATE::QAR(B)
      • P(d);OGATE::B(A)
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).