(02.12.2013) Двуходовка с прогресивна черна корекция. Добре дошъл на Eugene Rosner от САЩ!

   1.Bc7? (2.Sd6#)

1…Sd~(a) 2.Sc5#,

1…Sxc4 2.Bxb7#, 1…bxc3!

   1.cxb4? (2.Sc3#)

1…Sd~(a) 2.Sc5#, 1…Sxe5!?(b) 2.fxe5#

1…fxe5!

   1.Kg6! (2.Sd6#)

1…Sd~(a) 2.Sc5#, 1…Sxe5+!?(b) 2.fxe5#, 1…Sxf4+!?(c) 2.Qxf4#

1…Sxc4 2.Bxb7#

(1.Kg8,Kh8? Qxa8+!) (1.Kh6? Bg5+!)

Progressive Black Correction. Reciprocal unguards of d4 in tries. (Author)

Eugene with his wife Amy and their children's

Morey and Elana