MESON Chess Problem Database

Problem Display
PID: 251776 (8/6pB/6Qp/2p1pp2/Rb3k1K/6np/1B1RPPq1/8 w - - 0 1)

Brugge, Joachim

Deutsche Schachzeitung, 1984

8/6pB/6Qp/2p1pp2/Rb3k1K/6np/1B1RPPq1/8

#2

8 + 10

15601 Albrecht-Leiss-Degener Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qg4#
    • 1...Qe4
      • 2.Qxg3#
    • 1...Sf1
      • 2.Qxf5#
    • 1...Sh1
      • 2.Qxf5#
    • 1...Sxe2
      • 2.Qxf5#
    • 1...Se4
      • 2.Qxf5#
    • 1...Sh5
      • 2.Qxf5#
    • 1...e4
      • 2.Qd6#
  • Tries
    • 1.Qxg3+?
      • 1...Ke4
        • 2.Qxe5#
        • 2.Qe3#
      • 1...Qxg3+!
    • 1.Qg5+?
      • 1...Ke4
        • 2.Qe3#
        • 2.Qg4#
      • 1...hxg5+!
    • 1.e3+?
      • 1...Ke4
        • 2.Qg4#
        • 2.Qc6#
      • 1...Kf3!
  • Keys
    • 1.Bc1!
      • threat
        • 2.Rd4#
      • 1...Ke4
        • 2.Qg4#
      • 1...Sxe2
        • 2.Qxf5#
      • 1...Qe4
        • 2.Qxg3#
      • 1...Se4
        • 2.Qxf5#
      • 1...e4
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • K(e);P-FLIGHT,P_SPINP(h)::QAR2(G)
    • Q(a);N_GUARD,N_SPINB(d),SBLOCK::QAB1(G),XS(b)
    • S(b);N_GUARD::QAR1(G),XP(h)
    • S(b);N_GUARD,XP(C)::QAR1(G),XP(h)
    • S(b);N_GUARD,N_SPINB(d)::QAR1(G),XP(h)
    • P(g);N_SPINB(d),OGATEB,SBLOCK::QAB(G)
  • Tries
    • Try
      • Q(G);CHECK,XS(b)
      • Refutation
        • Q(a);CHECK,XQ(G)
    • Try
      • Q(G);CHECK
      • Refutation
        • P(i);CHECK,XQ(G)
    • Try
      • P(C);CHECK
      • Refutation
        • K(e);N_SPINB(d),P-FLIGHT
  • Actual
    • B(A);
    • Threat
      • B(A)+R(B),DCHECK
    • Vars
      • K(e);P-FLIGHT,P_SPINP(h)::QAR2(G)
      • S(b);N_GUARD,XP(C)::QAR1(G),XP(h)
      • Q(a);N_GUARD,N_SPINB(d),SBLOCK::QAB1(G),XS(b)
      • S(b);N_GUARD,N_SPINB(d)::QAR1(G),XP(h)
      • P(g);N_SPINB(d),OGATEB,SBLOCK::QAB(G)
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).