MESON Chess Problem Database

Problem Display
PID: 96400 (1Q6/1B4N1/1pp2p2/1PbknP2/K1RnR1p1/6B1/2P5/3N4 w - - 0 1)

Fuentes, Juan Manuel

Problemas, 1961

1Q6/1B4N1/1pp2p2/1PbknP2/K1RnR1p1/6B1/2P5/3N4

#2

11 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ba3
      • 2.Rexd4#
    • 1...Bb4
      • 2.Rexd4#
    • 1...Bd6
      • 2.Rexd4#
    • 1...Be7
      • 2.Rexd4#
    • 1...Bf8
      • 2.Rexd4#
    • 1...Sxc2
      • 2.Sc3#
    • 1...Sb3
      • 2.Sc3#
    • 1...Sdf3
      • 2.Sc3#
    • 1...Sxf5
      • 2.Sc3#
    • 1...Se6
      • 2.Sc3#
    • 1...Sxc4
      • 2.Sc3#
  • Tries
    • 1.Qxe5+?
      • 1...Kxc4
        • 2.Qe6#
      • 1...fxe5!
  • Keys
    • 1.Qe8!
      • 1...Kxc4
        • 2.Qe6#
      • 1...Kxe4
        • 2.Bxc6#
      • 1...Kd6
        • 2.Qd8#
      • 1...Sxc2
        • 2.Qe6#
      • 1...Sxb5
        • 2.Qe6#
      • 1...Sxf5
        • 2.Qe6#
      • 1...Sxc4
        • 2.Sc3#
      • 1...Ba3
        • 2.Rexd4#
      • 1...Bb4
        • 2.Rexd4#
      • 1...Bd6
        • 2.Rexd4#
      • 1...Be7
        • 2.Rexd4#
      • 1...Bf8
        • 2.Rexd4#
      • 1...Se2
        • 2.Qe6#
      • 1...Sb3
        • 2.Qe6#
      • 1...Sdf3
        • 2.Qe6#
      • 1...Se6
        • 2.Qxe6#
      • 1...Sd3
        • 2.Se3#
      • 1...Sef3
        • 2.Se3#
      • 1...Sg6
        • 2.Se3#
      • 1...Sd7
        • 2.Se3#
      • 1...Sf7
        • 2.Se3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 5
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • B(c);N_GUARD::R1(F),XS(a)
    • S(a);XP(B)::S(A)
    • S(a);::S(A)
    • S(a);XP(H)::S(A)
    • S(e);SBLOCK,XR(E)::S(A)
  • Tries
    • Try
      • Q(K);CHECK,XS(e)
      • Vars
        • K(d);N_SPINP(g),P_SPINS(a),S_FLIGHT,XR(E)::QAB(K)
      • Refutation
        • P(h);XQ(K)
  • Actual
    • Q(K);
    • Vars
      • K(d);N_SPINP(g),P_SPINS(a),S_FLIGHT,XR(E)::QAB(K)
      • K(d);P_SPINS(a),S_FLIGHT,XR(F)::B(I),XP(g)
      • K(d);N_SPINP(g),P-FLIGHT,P_SPINS(e)::QAR2(K)
      • S(a);N_GUARD,XP(B)::QAB1(K)
      • S(a);N_GUARD,XP(G)::QAB1(K)
      • S(a);N_GUARD,XP(H)::QAB1(K)
      • S(e);SBLOCK,XR(E)::S(A)
      • B(c);N_GUARD::R1(F),XS(a)
      • B(c);N_GUARD,SBLOCK::R1(F),XS(a)
      • S(a);N_GUARD::QAB1(K)
      • S(a);N_GUARD::QAB1(K),XS(a)
      • S(e);::S(A)
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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).