MESON Chess Problem Database

Problem Display
PID: 101596 (5r2/N4P1p/2pk1P2/Bp4R1/1rP1K1B1/2P2pp1/3Np2q/3RQ3 w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Gazeti Baku JT, 1991

5r2/N4P1p/2pk1P2/Bp4R1/1rP1K1B1/2P2pp1/3Np2q/3RQ3

#2

12 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qh1
      • 2.Qxg3#
    • 1...Qh5
      • 2.Qxg3#
    • 1...Qh6
      • 2.Qxg3#
    • 1...Rb1
      • 2.c5#
    • 1...Rb2
      • 2.c5#
    • 1...Rb3
      • 2.c5#
    • 1...Rxc4+
      • 2.Sxc4#
    • 1...Rxf7
      • 2.Sc8#
    • 1...Rc8
      • 2.Sxc8#
    • 1...Re8+
      • 2.fxe8S#
    • 1...bxc4
      • 2.Sxc4#
    • 1...c5
      • 2.Rd5#
  • Tries
    • 1.Bd8?
      • threat
        • 2.Sc8#
      • 1...Rxc4+
        • 2.Sxc4#
      • 1...Re8+
        • 2.fxe8S#
      • 1...c5
        • 2.Rd5#
      • 1...Rxd8!
  • Keys
    • 1.Kf5!
      • threat
        • 2.Se4#
      • 1...Kc5
        • 2.Ke6#
      • 1...Kd7
        • 2.Ke5#
      • 1...exd1Q
        • 2.Qe7#
      • 1...exd1S
        • 2.Qe7#
      • 1...exd1B
        • 2.Qe7#
      • 1...exd1R
        • 2.Qe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 12
  • Sets
    • Q(b);N_GUARD::QAB(B),XP(d)
    • R(e);N_PINP(E)::P(E)
    • R(e);CHECK,XP(E)::R(A)+S(C),DCHECK,XR(e)
    • R(j);N_GUARD,XP(L)::S(K)
    • R(j);N_GUARD::S(K),XR(j)
    • R(j);CHECK,OGATE::PXR(j)=S
    • P(f);XP(E)::R(A)+S(C),DCHECK,XP(f)
    • P(g);N_GUARD::R1(I)
  • Tries
    • Try
      • B(H);
      • Threat
        • S(K)
      • Vars
        • R(e);CHECK,XP(E)::R(A)+S(C),DCHECK,XR(e)
        • R(j);CHECK,OGATE::PXR(j)=S
        • P(g);N_GUARD::R1(I)
      • Refutation
        • R(j);XB(H)
  • Actual
    • K(F);N_SPINP(E),S_FLIGHT
    • Threat
      • R(A)+S(C),DCHECK
    • Vars
      • K(h);S_FLIGHT::R(I)+K(F)
      • K(h);P-FLIGHT::B(G)+K(F)
      • P(a);OGATE,XR(A)::QAB1(B)
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).