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

Ex Input:
Sentence1: The New York senator 's new book , " Living History , " appears a certain bestseller ., Sentence2: Hillary Clinton , the New York senator and former first lady , has a book out Monday titled Living History .

Ex Output:
No


Ex Input:
Sentence1: That would be a potential setback to Chief Executive Phil Condit 's strategy of bolstering defense-related sales during a slump in jetliner deliveries ., Sentence2: The inquiry may hinder Chief Executive Phil Condit 's strategy of bolstering defense-related sales during a slump in jetliner deliveries .

Ex Output:
Yes


Ex Input:
Sentence1: " Our policies are well-known , and I 'm not aware of any changes in policy " on Iran , Powell said ., Sentence2: " Our policies are well known and I 'm not aware of any changes , " Secretary of State Colin Powell said Tuesday .

Ex Output:

Yes