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

Sentence1: The companies also announced plans to collaborate on the design for future generations of memory technologies ., Sentence2: The two groups said they would collaborate on the design of future memory technologies .
Yes

Sentence1: Robert Liscouski , the Assistant Secretary of Homeland Security for Infrastructure Protection , will oversee NCSD ., Sentence2: NCSD 's chief will be Robert Liscouski , the assistant secretary of Homeland Security for Infrastructure Protection .
Yes

Sentence1: The civilian unemployment rate improved marginally last month -- slipping to 6.1 percent -- even as companies slashed payrolls by 93,000 ., Sentence2: The civilian unemployment rate improved marginally last month _ sliding down to 6.1 percent _ as companies slashed payrolls by 93,000 amid continuing mixed signals about the nation 's economic health .

No