MESON Chess Problem Database

Problem Display
PID: 164119 (8/Bp2p3/1K1p4/R3p3/1k6/2p5/Bp4p1/6Q1 w - - 0 1)

Garofalo, Antonio

Placanico, Pietro L

Best Problems, 2015

8/Bp2p3/1K1p4/R3p3/1k6/2p5/Bp4p1/6Q1

#2

5 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...b1Q
      • 2.Qxb1#
    • 1...b1S
      • 2.Qxb1#
    • 1...b1B
      • 2.Qxb1#
    • 1...b1R
      • 2.Qxb1#
    • 1...c2
      • 2.Qe1#
    • 1...e4
      • 2.Qd4#
    • 1...d5
      • 2.Qc5#
  • Tries
    • 1.Kxb7?
      • threat
        • 2.Qb6#
      • 1...c2
        • 2.Qe1#
      • 1...Kxa5!
    • 1.Bd5?
      • 1...c2
        • 2.Qe1#
      • 1...b1Q
        • 2.Qxb1#
      • 1...b1S
        • 2.Qxb1#
      • 1...b1B
        • 2.Qxb1#
      • 1...b1R
        • 2.Qxb1#
      • 1...e4
        • 2.Qd4#
      • 1...e6!
    • 1.Be6?
      • 1...c2
        • 2.Qe1#
      • 1...b1Q
        • 2.Qxb1#
      • 1...b1S
        • 2.Qxb1#
      • 1...b1B
        • 2.Qxb1#
      • 1...b1R
        • 2.Qxb1#
      • 1...e4
        • 2.Qd4#
      • 1...d5!
  • Keys
    • 1.Bb8!
      • 1...c2
        • 2.Qe1#
      • 1...b1Q
        • 2.Qxb1#
      • 1...b1S
        • 2.Qxb1#
      • 1...b1B
        • 2.Qxb1#
      • 1...b1R
        • 2.Qxb1#
      • 1...e4
        • 2.Qd4#
      • 1...d5
        • 2.Qc5#
      • 1...e6
        • 2.Bxd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(a);OGATEB::QAR(A),XQ(a)
    • P(a);OGATEB::QAR(A),XS(a)
    • P(a);OGATEB::QAR(A),XB(a)
    • P(a);OGATEB::QAR(A),XR(a)
    • P(c);OGATEB::QAB(A)
    • P(e);N_GUARD::QAR2(A)
    • P(f);N_GUARD::QAB1(A)
  • Tries
    • Try
      • K(D);P-FLIGHT,XP(g)
      • Threat
        • QAR2(A)
      • Vars
        • P(c);OGATEB::QAB(A)
      • Refutation
        • K(d);S_FLIGHT,XR(C)
    • Try
      • B(B);
      • Vars
        • P(c);OGATEB::QAB(A)
        • P(a);OGATEB::QAR(A),XQ(a)
        • P(a);OGATEB::QAR(A),XS(a)
        • P(a);OGATEB::QAR(A),XB(a)
        • P(a);OGATEB::QAR(A),XR(a)
        • P(e);N_GUARD::QAR2(A)
      • Refutation
        • P(h);
    • Try
      • B(B);
      • Vars
        • P(c);OGATEB::QAB(A)
        • P(a);OGATEB::QAR(A),XQ(a)
        • P(a);OGATEB::QAR(A),XS(a)
        • P(a);OGATEB::QAR(A),XB(a)
        • P(a);OGATEB::QAR(A),XR(a)
        • P(e);N_GUARD::QAR2(A)
      • Refutation
        • P(f);
  • Actual
    • B(E);
    • Vars
      • P(c);OGATEB::QAB(A)
      • P(a);OGATEB::QAR(A),XQ(a)
      • P(a);OGATEB::QAR(A),XS(a)
      • P(a);OGATEB::QAR(A),XB(a)
      • P(a);OGATEB::QAR(A),XR(a)
      • P(e);N_GUARD::QAR2(A)
      • P(f);N_GUARD::QAB1(A)
      • P(h);N_GUARD::B(E),XP(f)
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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).