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

[EX Q]: 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 .
[EX A]: Yes

[EX Q]: Sentence1: Officials are also meeting with the International Organization for Epizootics ( OIE ) , which establishes animal-health standards for the world ., Sentence2: Canadian officials were also expected to meet yesterday with the International Organization for Epizootics ( OIE ) , which establishes animal-health standards for the world .
[EX A]: Yes

[EX Q]: Sentence1: Thomas and Tauzin say , as do many doctors , that the Bush administration has the power to correct some of those flaws ., Sentence2: Like many doctors , Mr. Thomas and Mr. Tauzin say the Bush administration has the power to correct some of those flaws .
[EX A]:
Yes