MESON Chess Problem Database

Problem Display
PID: 158094 (8/n2Np3/2p1NP1p/Q1p2pP1/p1K1k3/rR3p2/5b2/4n3 w - - 0 1)

Amirov, Talip Khasanovich

Novi Temi, 1972

8/n2Np3/2p1NP1p/Q1p2pP1/p1K1k3/rR3p2/5b2/4n3

#2

7 + 12

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Tries
    • 1.Sdxc5+?
      • 1...Ke5
        • 2.Qc7#
      • 1...Bxc5!
    • 1.Qxe1+?
      • 1...Be3
        • 2.Qb1#
        • 2.Qxe3#
      • 1...Bxe1!
    • 1.Qc3?
      • threat
        • 2.Qe5#
      • 1...exf6
        • 2.Sxf6#
      • 1...Sd3
        • 2.Qxd3#
      • 1...Bg3
        • 2.Sdxc5#
        • 2.Qe3#
      • 1...Bd4!
    • 1.Qc7?
      • threat
        • 2.Qf4#
        • 2.Qe5#
      • 1...hxg5
        • 2.Sxg5#
        • 2.Qe5#
      • 1...exf6
        • 2.Sxf6#
        • 2.Qf4#
      • 1...f4
        • 2.Qxf4#
        • 2.Qe5#
      • 1...Be3
        • 2.Qe5#
      • 1...Bg3
        • 2.Sexc5#
        • 2.Sdxc5#
      • 1...Bd4
        • 2.Qf4#
      • 1...Sg2
        • 2.Qe5#
      • 1...Sd3!
  • Keys
    • 1.Qd2!
      • threat
        • 2.Qf4#
      • 1...hxg5
        • 2.Sxg5#
      • 1...f4
        • 2.Qxf4#
      • 1...Be3
        • 2.Qxe3#
      • 1...Bg3
        • 2.Sexc5#
        • 2.Qe3#
      • 1...Sg2
        • 2.Qc2#
        • 2.Qd3#
      • 1...Sd3
        • 2.Qxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);CHECK,XP(g)
      • Vars
        • K(f);P-FLIGHT::QAB(C)
      • Refutation
        • B(b);XS(G)
    • Try
      • Q(C);CHECK,XS(a)
      • Refutation
        • B(b);XQ(C)
    • Try
      • Q(C);
      • Threat
        • QAR1(C)
      • Vars
        • P(l);XP(F)::S(G),XP(l)
        • S(a);N_GUARD::QAB1(C),XS(a)
      • Refutation
        • B(b);
    • Try
      • Q(C);
      • Threat
        • DUALS(2)
      • Vars
        • B(b);::QAR1(C)
        • S(a);::QAR1(C)
      • Refutation
        • S(a);
  • Actual
    • Q(C);
    • Threat
      • QAR1(C)
    • Vars
      • P(j);XP(D)::S(E),XP(j)
      • P(h);::QAR1(C),XP(h)
      • B(b);N_GUARD::QAR1(C),XB(b)
      • S(a);N_GUARD::QAB1(C),XS(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).