MESON Chess Problem Database

Problem Display
PID: 261055 (6B1/2R4r/1n5r/K1Bq4/2kP1R2/p1N4p/bP6/1n1Q4 w - - 0 1)

Paslack, Rainer

Neue Zurcher Zeitung, 2003

6B1/2R4r/1n5r/K1Bq4/2kP1R2/p1N4p/bP6/1n1Q4

#2

9 + 9

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Qe6
      • 2.Be7#
    • 1...Qf7
      • 2.Bd6#
    • 1...Qxg8
      • 2.d5#
    • 1...Bb3
      • 2.Qe2#
      • 2.Qf1#
    • 1...Sa4
      • 2.Bxd5#
    • 1...Sd7
      • 2.Bxd5#
    • 1...Sa8
      • 2.Bxd5#
    • 1...Sc8
      • 2.Bxd5#
  • Keys
    • 1.Qc2!
      • threat
        • 2.Sxb1#
      • 1...Qxg8
        • 2.d5#
      • 1...Sxc3
        • 2.Qxc3#
      • 1...Qe6
        • 2.Be7#
      • 1...Qf7
        • 2.Bd6#
      • 1...Bb3
        • 2.Qe2#
      • 1...Sd2
        • 2.Sb1#
        • 2.Sd1#
        • 2.Sxa2#
        • 2.Se2#
        • 2.Sa4#
        • 2.Se4#
        • 2.Sb5#
        • 2.Sxd5#
      • 1...Sa4
        • 2.Bxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • Q(f);N_PINB(G)::R(H)+B(G)
    • Q(f);N_PINB(G),N_SPINQ(f),OGATE,XB(I)::R(E)+P(D)
    • S(g);N_GUARD::B(I),XQ(f)
  • Actual
    • Q(A);
    • Threat
      • QAR(A)+S(C),XS(a)
    • Vars
      • Q(f);N_PINB(G),N_SPINQ(f),OGATE,XB(I)::R(E)+P(D)
      • S(a);OGATE,P_SPINS(a),XS(C)::QAR1(A),XS(a)
      • Q(f);N_PINB(G)::R(H)+B(G)
      • B(b);SBLOCK::QAB(A)
      • S(g);N_GUARD::B(I),XQ(f)
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).