MESON Chess Problem Database

Problem Display
PID: 106894 (8/qp1K1p1b/1p1ppp1n/1p1k1P2/1P1N4/1N6/P4R1r/4QB2 w - - 0 1)

Colonelli, Hercules

1st HM., Boletim da UBP, 1988-1989

8/qp1K1p1b/1p1ppp1n/1p1k1P2/1P1N4/1N6/P4R1r/4QB2

#2

9 + 12

1077 Boletim da UBP 1991
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sxb5?
      • threat
        • 2.Sc3#
        • 2.Sc7#
      • 1...Qb8
        • 2.Sc3#
      • 1...Rh3
        • 2.Sc7#
      • 1...Qa4!
    • 1.Sxe6?
      • threat
        • 2.Sf4#
        • 2.Sc7#
      • 1...Rxf2
        • 2.Sc7#
      • 1...fxe6
        • 2.Qxe6#
      • 1...Qb8
        • 2.Sf4#
      • 1...Rh4
        • 2.Sc7#
      • 1...Bxf5!
  • Keys
    • 1.Se2!
      • threat
        • 2.Sc3#
        • 2.Sf4#
      • 1...Kc4
        • 2.Sf4#
      • 1...Ke4
        • 2.Sc3#
      • 1...Ke5
        • 2.Sc3#
      • 1...Rxf2
        • 2.Sc3#
      • 1...Rh3
        • 2.Sf4#
      • 1...Rh4
        • 2.Sc3#
      • 1...e5
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);XP(b)
      • Threat
        • DUALS(2)
      • Vars
        • Q(i);::S(G)
        • R(a);::S(G)
      • Refutation
        • Q(i);P_PINS(G)
    • Try
      • S(G);XP(f)
      • Threat
        • DUALS(2)
      • Vars
        • R(a);XR(D)::S(G)
        • P(k);OGATE,XS(G)::QAB1(A),XP(k)
        • Q(i);::S(G)
        • R(a);::S(G)
      • Refutation
        • B(l);P_PINS(G),XP(H)
  • Actual
    • S(G);
    • Threat
      • DUALS(2)
    • Vars
      • K(c);S_FLIGHT::B(B)+S(G)
      • K(c);S_FLIGHT::QAR(A)+S(G),DCHECK
      • K(c);P-FLIGHT::QAR(A)+S(G)
      • R(a);XR(D)::S(G)
      • R(a);::S(G)
      • P(f);::S(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).