MESON Chess Problem Database

Problem Display
PID: 96243 (2q1R3/1pp1QP2/3Pb1K1/N3k1b1/2P1PpRp/4Pn2/2PN1B2/6rB w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Problemesis, 2005

2q1R3/1pp1QP2/3Pb1K1/N3k1b1/2P1PpRp/4Pn2/2PN1B2/6rB

#2

14 + 10

6490 yacpdb 2009
15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Qa8
      • 2.Qxe6#
    • 1...Qb8
      • 2.Qxe6#
    • 1...Qd8
      • 2.Qxe6#
    • 1...Bf6
      • 2.exf4#
    • 1...Sd4
      • 2.exd4#
    • 1...fxe3
      • 2.Sxf3#
    • 1...b5
      • 2.Sc6#
    • 1...b6
      • 2.Sc6#
  • Tries
    • 1.f8Q?
      • threat
        • 2.Qf5#
      • 1...Bxe7
        • 2.Qxf4#
      • 1...fxe3
        • 2.Sxf3#
      • 1...Bf6
        • 2.Qexf6#
        • 2.Qfxf6#
        • 2.exf4#
      • 1...Sd4
        • 2.exd4#
      • 1...Qxe8+!
  • Keys
    • 1.c5!
      • threat
        • 2.Sac4#
      • 1...Bxe7
        • 2.exf4#
      • 1...Sxd2
        • 2.Qxg5#
      • 1...fxe3
        • 2.Sxf3#
      • 1...b5
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 6
  • Sets
    • Q(j);N_GUARD::QAR1(L),XB(g)
    • B(f);N_GUARD,P_PINR(H)::P(E),XP(c)
    • S(b);OGATE::P(E),XS(b)
    • P(c);XP(E)::S(C),XS(b)
    • P(h);N_GUARD::S(I)
  • Tries
    • Try
      • P(M);
      • Threat
        • QAR1(M)
      • Vars
        • B(f);N_GUARD,N_SPINB(g),P_PINR(H),XQ(L)::QAB1(M),XP(c)
        • P(c);XP(E)::S(C),XS(b)
        • S(b);OGATE::P(E),XS(b)
      • Refutation
        • Q(j);CHECK,XR(N)
  • Actual
    • P(F);
    • Threat
      • S(I)
    • Vars
      • B(f);N_GUARD,N_SPINB(g),P_PINR(H),XQ(L)::P(E),XP(c)
      • S(b);N_GUARD,XS(C)::QAR2(L),XB(f)
      • P(c);XP(E)::S(C),XS(b)
      • P(h);N_GUARD::S(I)
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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).