Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Exciting space-opera filled with adventure

The Witches of Karres is space opera at its best. The adventures of Captain Pausert, and the young witches of the planet Karres, are exciting and well written. Filled with delightfull supporting caracters, and situations designed to keep you on the edge of your seat, this book is guarnteed to please. The only drawback to this wonderful book, by the author of the Telzey Amberdon series, is that there is no sequel. When you have finished reading it you are eager to read about the futher adventures of Captain Pausert and the witches who have cast their spell upon him