MESON Chess Problem Database

Problem Display
PID: 227186 (8/8/6p1/4K3/1p6/4kpNB/2Q1pp2/8 w - - 0 1)

May, G

May, Luigi

Die Schwalbe, 1928

8/8/6p1/4K3/1p6/4kpNB/2Q1pp2/8

#2

4 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...e1S
      • 2.Sf1#
    • 1...e1B
      • 2.Sf1#
    • 1...b3
      • 2.Qc3#
    • 1...g5
      • 2.Sf5#
  • Keys
    • 1.Bf1!
      • 1...exf1Q
        • 2.Sxf1#
      • 1...exf1S
        • 2.Sxf1#
      • 1...exf1B
        • 2.Sxf1#
      • 1...exf1R
        • 2.Sxf1#
      • 1...e1Q
        • 2.Qd3#
      • 1...e1S
        • 2.Qc1#
      • 1...e1B
        • 2.Qd3#
      • 1...e1R
        • 2.Qd3#
      • 1...b3
        • 2.Qc3#
      • 1...g5
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 2
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • P(a);N_GUARD::S(B)
    • P(e);N_GUARD::QAR2(A)
    • P(f);N_GUARD::S(B)
  • Actual
    • B(C);
    • Vars
      • P(a);XB(C)::S(B),XQ(a)
      • P(a);XB(C)::S(B),XS(a)
      • P(a);XB(C)::S(B),XB(a)
      • P(a);XB(C)::S(B),XR(a)
      • P(a);::QAR1(A)
      • P(a);::QAB(A)
      • P(e);N_GUARD::QAR2(A)
      • P(f);N_GUARD::S(B)
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).