MESON Chess Problem Database

Problem Display
PID: 190276 (8/1p3p2/1pPQ1p2/Pp1p1pP1/3K4/2P1P1N1/1P1k1P2/N6R w - - 0 1)

Alekseev, Yuri Mikhailovich

Suomen Shakki, 1983

8/1p3p2/1pPQ1p2/Pp1p1pP1/3K4/2P1P1N1/1P1k1P2/N6R

#2

12 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Qxd5?
      • 1...bxa5
        • 2.Kc5#
      • 1...fxg5
        • 2.Ke5#
      • 1...b4
        • 2.Kc4#
      • 1...f4
        • 2.Ke4#
      • 1...bxc6!
  • Keys
    • 1.Kxd5!
      • 1...bxc6+
        • 2.Kxc6#
      • 1...Kd3
        • 2.Rd1#
      • 1...bxa5
        • 2.Kc5#
      • 1...fxg5
        • 2.Ke5#
      • 1...b4
        • 2.Kc4#
      • 1...f4
        • 2.Ke4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(L);XP(c)
      • Vars
        • P(e);XP(I)::QAR(L)+K(H)
        • P(f);XP(J)::QAR(L)+K(H)
        • P(b);::QAR(L)+K(H)
        • P(d);::QAR(L)+K(H)
      • Refutation
        • P(g);XP(K)
  • Actual
    • K(H);P-FLIGHT,XP(c)
    • Vars
      • P(g);CHECK,XP(K)::QAR(L)+K(H),XP(g)
      • K(a);P-FLIGHT::R(B)
      • P(e);XP(I)::QAR(L)+K(H)
      • P(f);XP(J)::QAR(L)+K(H)
      • P(b);::QAR(L)+K(H)
      • P(d);::QAR(L)+K(H)
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).