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

Example Input: Sentence1: Mohcine Douali , who lives in the centre of Algiers , said : " It was a great shock ., Sentence2: " It was a great shock , " said Mohcine Douali , who lives in central Algiers .
Example Output: Yes

Example Input: Sentence1: Wall Street regained a positive track yesterday after two of Saddam Hussein 's sons were killed in a firefight in Iraq ., Sentence2: WALL St regained a positive track today following news that two of Saddam Hussein 's sons were among four Iraqis killed in a US raid in northern Iraq .
Example Output: Yes

Example Input: Sentence1: As a result , Murphy sought to substitute Strier 's sister , Ethel Celnik , as the trustee ., Sentence2: Murphy said Strier 's sister , Ethel Celnik , was in the courtroom at the time , but Strier was not .
Example Output:
No