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

Input: Consider Input: Sentence1: Tom Kraynak , manager of operations and resources for the Canton , Ohio-based East Central Area Reliability Council , said that scenario is one among many that investigators are considering ., Sentence2: Tom Kraynak , manager of operations and resources for the Canton , Ohio-based East Central Area Reliability Council , said investigators are considering the scenario .

Output: Yes

Input: Consider Input: Sentence1: Market sentiment was subdued after International Business Machines Inc . IBM.N said U.S. securities regulators were investigating the accounting of the world 's largest computer company ., Sentence2: Market sentiment was also cautious after International Business Machines Inc . IBM.N said that federal securities regulators had begun an investigating into its accounting .

Output: Yes

Input: Consider Input: Sentence1: It 's a task that would challenge even the sharpest of computer geeks : set up a hacker-proof computer network for 190,000 government workers across the country fighting terrorism ., Sentence2: It would be a daunting challenge for even the sharpest programming wizards : set up a secure computer network for the 190,000 workers in the Homeland Security Department .
Output: Yes