TASK DEFINITION: You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".
PROBLEM: Sentence1: America Online last quarter lost 846,000 dial-up subscribers ., Sentence2: No wonder AOL lost 846,000 subscribers last quarter .

SOLUTION: No

PROBLEM: Sentence1: In an unusual move , the U.S. Patent and Trademark Office is reconsidering a patent affecting Internet pages that critics contend could disrupt millions of Web sites ., Sentence2: In an unusual move that critics contend could disrupt millions of Web sites , the U.S. Patent and Trademark Office is reconsidering a patent affecting Internet pages .

SOLUTION: Yes

PROBLEM: Sentence1: The Embraer jets are scheduled to be delivered by September 2006 ., Sentence2: The Bombardier and Embraer aircraft will be delivered to U.S. Airways by September 2006 .

SOLUTION:
No