MESON Chess Problem Database

Problem Display
PID: 95684 (3N2R1/8/3P1k2/6p1/3pK2p/4p2P/6p1/4B1Qb w - - 0 1)

Paparella, Vittorio

L'Illustrazione Italiana, 1949

3N2R1/8/3P1k2/6p1/3pK2p/4p2P/6p1/4B1Qb

#2

7 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...e2
      • 2.Qf2#
      • 2.Qxd4#
    • 1...d3
      • 2.Bc3#
    • 1...g4
      • 2.Bxh4#
  • Tries
    • 1.Bd2?
      • 1...exd2
        • 2.Qf2#
        • 2.Qxd4#
      • 1...e2
        • 2.Bxg5#
        • 2.Qf2#
        • 2.Qxd4#
      • 1...d3
        • 2.Bc3#
        • 2.Qa1#
      • 1...g4!
    • 1.Bb4?
      • 1...e2
        • 2.Qf2#
        • 2.Qxd4#
      • 1...d3
        • 2.Bc3#
        • 2.Qa1#
      • 1...g4!
    • 1.Ba5?
      • 1...e2
        • 2.Qf2#
        • 2.Qxd4#
      • 1...d3
        • 2.Bc3#
        • 2.Qa1#
      • 1...g4!
  • Keys
    • 1.Bf2!
      • 1...exf2
        • 2.Qxf2#
      • 1...g4
        • 2.Bxh4#
      • 1...e2
        • 2.Bxd4#
      • 1...d3
        • 2.Qa1#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(d);OGATEB::B(A)
    • P(f);OGATEB::B(A),XP(e)
  • Tries
    • Try
      • B(A);
      • Refutation
        • P(f);
    • Try
      • B(A);
      • Refutation
        • P(f);
    • Try
      • B(A);
      • Refutation
        • P(f);
  • Actual
    • B(A);
    • Vars
      • P(c);OGATE,XB(A)::QAR(B),XP(c)
      • P(f);OGATEB::B(A),XP(e)
      • P(c);OGATE::B(A),XP(d)
      • P(d);OGATEB::QAB(B)
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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).