Teacher:You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".
Teacher: Now, understand the problem? Solve this instance: 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 .
Student:
Yes