MESON Chess Problem Database

Problem Display
PID: 68947 (n2R2n1/1p3p2/1p1K1pP1/3BBp2/2p1pP2/3k4/3P1P2/3Q4 w - - 0 1)

Kapros, Jorge Marcelo

Problemas, 1997

n2R2n1/1p3p2/1p1K1pP1/3BBp2/2p1pP2/3k4/3P1P2/3Q4

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...c3
      • 2.dxc3#
    • 1...e3
      • 2.dxe3#
  • Tries
    • 1.Bxe4+?
      • 1...Kxe4
        • 2.Qe2#
      • 1...fxe4!
    • 1.Be6?
      • 1...fxe5
        • 2.Kxe5#
      • 1...fxe6
        • 2.Kxe6#
      • 1...e3
        • 2.Bxf5#
      • 1...Sc7
        • 2.Kxc7#
      • 1...Sh6
        • 2.Ke7#
      • 1...Se7
        • 2.Kxe7#
      • 1...c3
        • 2.dxc3#
      • 1...b5
        • 2.Kc5#
      • 1...fxg6!
    • 1.Bxb7?
      • threat
        • 2.Kc6#
      • 1...Sc7
        • 2.Kxc7#
      • 1...Se7
        • 2.Kxe7#
      • 1...e3
        • 2.dxe3#
      • 1...c3!
    • 1.Bxf7?
      • threat
        • 2.Ke6#
      • 1...Sc7
        • 2.Kxc7#
      • 1...Se7
        • 2.Kxe7#
      • 1...c3
        • 2.dxc3#
      • 1...e3!
  • Keys
    • 1.Bc6!
      • 1...fxe5
        • 2.Kxe5#
      • 1...bxc6
        • 2.Kxc6#
      • 1...fxg6
        • 2.Ke6#
      • 1...c3
        • 2.Bb5#
      • 1...Sc7
        • 2.Kxc7#
      • 1...Sh6
        • 2.Ke7#
      • 1...Se7
        • 2.Kxe7#
      • 1...e3
        • 2.dxe3#
      • 1...b5
        • 2.Kc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • P(b);OGATE::QAR(A)+P(B),XP(b)
    • P(c);OGATE::QAR(A)+P(B),XP(c)
  • Tries
    • Try
      • B(E);CHECK,XP(c)
      • Vars
        • K(a);S_FLIGHT,XB(E)::QAR2(A)
      • Refutation
        • P(d);XB(E)
    • Try
      • B(E);
      • Vars
        • P(f);XB(F)::R(I)+K(G),XP(f)
        • P(h);XB(E)::R(I)+K(G),XP(h)
        • P(c);OGATEB::B(E),XP(d)
        • S(i);::R(I)+K(G),XS(i)
        • S(j);::R(I)+K(G)
        • S(j);::R(I)+K(G),XS(j)
        • P(b);OGATE::QAR(A)+P(B),XP(b)
        • P(e);::R(I)+K(G)
      • Refutation
        • P(h);XP(H)
    • Try
      • B(E);XP(g)
      • Threat
        • R(I)+K(G)
      • Vars
        • S(i);::R(I)+K(G),XS(i)
        • S(j);::R(I)+K(G),XS(j)
        • P(c);OGATE::QAR(A)+P(B),XP(c)
      • Refutation
        • P(b);
    • Try
      • B(E);XP(h)
      • Threat
        • R(I)+K(G)
      • Vars
        • S(i);::R(I)+K(G),XS(i)
        • S(j);::R(I)+K(G),XS(j)
        • P(b);OGATE::QAR(A)+P(B),XP(b)
      • Refutation
        • P(c);
  • Actual
    • B(E);
    • Vars
      • P(f);XB(F)::R(I)+K(G),XP(f)
      • P(g);XB(E)::R(I)+K(G),XP(g)
      • P(h);XP(H)::R(I)+K(G)
      • P(b);OGATEB::B(E)
      • S(i);::R(I)+K(G),XS(i)
      • S(j);::R(I)+K(G)
      • S(j);::R(I)+K(G),XS(j)
      • P(c);OGATE::QAR(A)+P(B),XP(c)
      • P(e);::R(I)+K(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).