input:  Now, answer this question: Is this product review positive? Title: Full handy explanation of relativity, quantum mech., & Superstring theory Review: I had seen this book before in a bookstore years ago, but I did not buy it. Big mistake. Greene explains the workings of the universe in down to earth terms (no small feat). Expand your brain a Large notch, if you are not scientifically inclined, as to the modern ideas circulating over the all important Superstring theory - without being a mathematician or physicist! Answer:
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output: Yes

input:  Now, answer this question: Is this product review positive? Title: Broke a rule and threw it away Review: I NEVER throw away books. This one, however, didn't make it to the bin soon enough. If I had wanted to read creationist mythology, that would have been one thing. However, I unsuspectingly bought the book thinking it was general horror/sf. Halfway into it, I tossed it, hoping the rubish collectors would arrive soon. The $5.99 i spent on it at the drug store (no lie) would have been more wisely used as... well, anything. Answer:
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output: No

input:  Now, answer this question: Is this product review positive? Title: "STOP" and listen to this great cd! Review: I might not know much of Franco De Vita, but I know good music when I listen to it:3) Si La Ves(w/ Sin Bandera) is a song with two of today's great latin voices.5) To De Que Vas - is one of the greatest latin slow jams of this generation.8) Donde esta el amor - the strings on this song stand out.If you have a date tonight, please play this cd for a VERY good night. Answer:
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output: