MESON Chess Problem Database

Problem Display
PID: 132612 (1b2R1K1/1pP1N1p1/2P5/1B3P2/r3kPqN/p1p2p2/5n2/Q1B5 w - - 0 1)

Bakcsi, Gyorgy

Molnar (H) MT, 1984

1b2R1K1/1pP1N1p1/2P5/1B3P2/r3kPqN/p1p2p2/5n2/Q1B5

#2

11 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...c2
      • 2.Qe5#
  • Tries
    • 1.Qxc3?
      • threat
        • 2.Qe5#
        • 2.Qe3#
      • 1...Qxf5
        • 2.Qe3#
      • 1...Bxc7
        • 2.Qe3#
      • 1...Rc4
        • 2.Qe3#
        • 2.Qxc4#
      • 1...Rd4
        • 2.Qe1#
        • 2.Qe3#
      • 1...Ba7
        • 2.Qe5#
      • 1...Sd1
        • 2.Bd3#
        • 2.Qe5#
        • 2.Qd3#
      • 1...Sd3
        • 2.Bxd3#
        • 2.Qxd3#
      • 1...Qxf4!
  • Keys
    • 1.Qa2!
      • threat
        • 2.Qd5#
      • 1...Kd4
        • 2.Qd5#
      • 1...Qxf5
        • 2.Sexf5#
      • 1...bxc6
        • 2.Sxc6#
      • 1...Rc4
        • 2.Qxc4#
      • 1...Rd4
        • 2.Sd5#
        • 2.Seg6#
        • 2.Sc8#
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • P(c);OGATE::QAR1(A)
  • Tries
    • Try
      • Q(A);XP(c)
      • Threat
        • DUALS(2)
      • Vars
        • Q(g);XP(F)::QAR1(A)
        • B(j);XP(H)::QAR1(A)
        • B(j);::QAR1(A)
      • Refutation
        • Q(g);XP(C)
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • K(f);P-FLIGHT::QAR1(A)
      • Q(g);XP(F)::R(J)+S(I),XQ(g)
      • P(h);XP(G)::R(J)+S(I),XP(h)
      • R(e);N_GUARD::QAR2(A),XR(e)
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).