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: It will cost about $ 20,000 per eight-week course of treatment , comparable to other injected cancer therapies , a spokeswoman said ., Sentence2: It will cost about $ 20,000 per average course of treatment -16 to 17 weeks .

Output: No


Input: Consider Input: Sentence1: The U.N. troops are in Congo to protect U.N. installations and personnel , and they can only fire in self defense and have been unable to stem the violence ., Sentence2: The troops - whose mandate is to protect U.N. installations and personnel - can only fire in self-defense and have been unable to stem the violence .

Output: Yes


Input: Consider Input: Sentence1: He said European governments " have blocked all new bio-crops because of unfounded , unscientific fears ., Sentence2: " They have blocked all new bio-crops because of unfounded , unscientific fears , " Bush said .


Output: Yes