Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Simply Plotted Yet Charmingly Addictive

"Knockdown is vintage Francis---a brilliantly inventive mystery filled with the authentic atmosphere of the English horseracing scene.With millions of fans around the world---including members of the British royal family---this best selling author has become one of today's most beloved mystery writers."Francis has the uncanny ability to turn out SIMPLY PLOTTED YET CHARMINGLY ADDICTIVE mysteries."---Wall Street Journal[from the back cover of the cassette case]"If you are interesting in Dick Francis's other autio cassette edition, please to go to the visit the Amazon's site and type the"B000K52KRG" (ASIN/ISBN) for the Nerve by Dick Francis,"B000E33TU6" (ASIN/ISBN) for the Flying Finish by Dick Francis,"0788702939" (ASIN/ISBN) for the Dead Cert by Dick Francis,"B000VAW46W" (ASIN/ISBN) for the To The Hilt by Dick Francis,in the Amazon's book catagory search engine box.[from the experience]