MESON Chess Problem Database

Problem Display
PID: 147968 (K3N3/3n1R2/pp2B2B/1r5r/2n1k1P1/3R2bN/4P3/qQ5b w - - 0 1)

Gavrilov, Constantin Grigorievich

2nd Prize, Chess Amateur (The), 1929

K3N3/3n1R2/pp2B2B/1r5r/2n1k1P1/3R2bN/4P3/qQ5b

#2

10 + 10

35 L'Italia Scacchistica 1930

SOLUTION

  • SOUND
  • Sets
    • 1...Qd4
      • 2.Re3#
    • 1...Qe5
      • 2.Qxh1#
    • 1...Be5
      • 2.Sf2#
    • 1...Sce5
      • 2.Sd6#
    • 1...Sde5
      • 2.Sf6#
  • Keys
    • 1.Re7!
      • threat
        • 2.Bd5#
        • 2.Bf5#
      • 1...Ke5+
        • 2.Bd5#
      • 1...Qd4
        • 2.Re3#
      • 1...Qe5
        • 2.Qxh1#
      • 1...Rbd5
        • 2.Bxd5#
        • 2.Bf5#
      • 1...Rbe5
        • 2.Bd5#
      • 1...Rbf5
        • 2.Bd5#
        • 2.Bxf5#
      • 1...Rhd5
        • 2.Bxd5#
        • 2.Bf5#
      • 1...Rhe5
        • 2.Bf5#
      • 1...Rhf5
        • 2.Bd5#
        • 2.Bxf5#
      • 1...Be5
        • 2.Sf2#
      • 1...Sce5
        • 2.Sd6#
      • 1...Sde5
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • Q(a);SBLOCK::QAB(A)+R(C),DCHECK
    • Q(a);N_GUARD,SBLOCK::QAB(A),XB(b)
    • B(c);N_GUARD,SBLOCK::S(D)
    • S(d);N_GUARD,SBLOCK,S_CUTB(c)::S(J)
    • S(j);N_GUARD,SBLOCK,S_CUTQ(a)::S(J)
  • Actual
    • R(H);
    • Threat
      • DUALS(2)
    • Vars
      • K(e);CHECK,P-FLIGHT::R(H)+B(F)
      • Q(a);SBLOCK::QAB(A)+R(C),DCHECK
      • Q(a);N_GUARD,SBLOCK::QAB(A),XB(b)
      • R(f);::B(F)
      • R(g);::B(F)
      • B(c);N_GUARD,SBLOCK::S(D)
      • S(d);N_GUARD,SBLOCK,S_CUTB(c)::S(J)
      • S(j);N_GUARD,SBLOCK,S_CUTQ(a)::S(J)
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).