Greatest 501 Puzzles-GM Horvath Csaba(HUN)
Greatest 501 Puzzles-GM Horvath Csaba(Chess Evolution 2012)
My tactical play has been suffering lately so I invested in this book.
The positions are divided by difficulty but not by theme making it good for training. Overall a nice effort by GM Horvath-see his nice website too.
Horvath played on the Olympiad Team in Dresden 2008.
Here is #153 from the Medium level section.
White to Play and Win
Something Different From Chess Evolution