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: But the new vaccine will not even begin to be tested in people until 2005 and will not be approved for use for several years after that ., Sentence2: However , the new vaccine won 't begin to be tested in people until 2005 and won 't be approved for use for several years after that .

Output: Yes


Input: Consider Input: Sentence1: United Nations Secretary-General Kofi Annan suggested on Monday that the United States should lead a multinational force to stop fighting between government forces and rebels in Liberia ., Sentence2: U.N. Secretary-General Kofi Annan on Saturday called for the urgent dispatch of a multinational force to Liberia to halt fighting between government and rebel forces that has killed hundreds .

Output: Yes


Input: Consider Input: Sentence1: The search feature works with around 120,000 titles from 190 publishers , which translates into some 33 million pages of searchable text ., Sentence2: The feature , which has the approval of book publishers , puts some 33 million pages of searchable text at the disposal of Amazon.com shoppers .


Output: Yes