MESON Chess Problem Database

Problem Display
PID: 138111 (b3Q3/8/2n2Nr1/pP1N2b1/B1kP3R/2P1p3/P3P3/3R2nK w - - 0 1)

Crucioli, Marco

3rd HM., Sinfonie Scacchistiche, 1977

b3Q3/8/2n2Nr1/pP1N2b1/B1kP3R/2P1p3/P3P3/3R2nK

#2

12 + 8

14744 Nuova Antologia dei Problemisti Italiani 1992

SOLUTION

  • SOUND
  • Sets
    • 1...Sb4
      • 2.Bb3#
    • 1...Se5
      • 2.Bb3#
    • 1...Sa7
      • 2.Bb3#
    • 1...Se7
      • 2.Bb3#
    • 1...Sb8
      • 2.Bb3#
    • 1...Sd8
      • 2.Bb3#
  • Tries
    • 1.Rc1?
      • threat
        • 2.Sb6#
      • 1...Sxd4
        • 2.cxd4#
      • 1...Sb4
        • 2.Bb3#
        • 2.cxb4#
      • 1...Se5
        • 2.Bb3#
      • 1...Sa7
        • 2.Bb3#
      • 1...Se7
        • 2.Bb3#
      • 1...Sb8
        • 2.Bb3#
      • 1...Sd8
        • 2.Bb3#
      • 1...Sxe2!
    • 1.Qe7?
      • threat
        • 2.Qc5#
      • 1...Sxd4
        • 2.Rdxd4#
        • 2.Rhxd4#
      • 1...Sxe7!
    • 1.Qf8?
      • threat
        • 2.Qc5#
      • 1...Sxd4
        • 2.Rdxd4#
        • 2.Rhxd4#
      • 1...Se7!
  • Keys
    • 1.Se4!
      • threat
        • 2.Sb6#
      • 1...Kxd5
        • 2.Bb3#
      • 1...Sxd4
        • 2.Rxd4#
      • 1...Bd8
        • 2.Sxe3#
      • 1...Sb4
        • 2.Bb3#
      • 1...Se5
        • 2.Bb3#
      • 1...Sa7
        • 2.Bb3#
      • 1...Se7
        • 2.Bb3#
      • 1...Sb8
        • 2.Bb3#
      • 1...Sd8
        • 2.Bb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • S(f);P_PINS(J)::B(F)
  • Tries
    • Try
      • R(A);
      • Threat
        • S(J)
      • Vars
        • S(f);OGATE,P_PINS(J),P_SPINS(f),XP(G)::R(A)+P(E),XS(f)
        • S(f);P_PINS(J)::B(F)
      • Refutation
        • S(a);XP(D)
    • Try
      • Q(L);
      • Threat
        • QAR1(L)
      • Refutation
        • S(f);P_PINS(J),XQ(L)
    • Try
      • Q(L);
      • Threat
        • QAR1(L)
      • Refutation
        • S(f);P_PINS(J)
  • Actual
    • S(K);
    • Threat
      • S(J)
    • Vars
      • K(c);S_FLIGHT,XS(J)::B(F)
      • S(f);OGATE,XP(G)::R1(A),XS(f)
      • B(e);N_GUARD::S(J),XP(b)
      • S(f);::B(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).