You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".

Sentence1: Not only is this the oldest known planet , it 's also the most distant ., Sentence2: Astronomers have found the oldest and most distant planet known in the universe .
Yes

Sentence1: Late last month Microsoft restricted access to its MSN Messenger network ., Sentence2: Microsoft last month said it is updating its MSN Messenger service in October .
No

Sentence1: ImClone Systems Inc. and Genentech Inc. led shares of U.S. biotechnology companies higher after medicines they are developing helped cancer patients in studies ., Sentence2: ImClone Systems and Genentech led shares of biotechnology companies higher yesterday after studies showed the medicines they are developing helped cancer patients .

Yes