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 group ambitiously expects to issue guidelines by the end of the year and release products by late 2004 ., Sentence2: The group expects to roll out the first products by the second half of 2004 .

Ex Output:
No

Ex Input:
Sentence1: Robert Liscouski , the Assistant Secretary of Homeland Security for Infrastructure Protection , will oversee NCSD ., Sentence2: NCSD 's chief will be Robert Liscouski , the assistant secretary of Homeland Security for Infrastructure Protection .

Ex Output:
Yes

Ex Input:
Sentence1: Russia , along with France , China and others , advocate a stronger U.N. role to give a U.S.-chosen Iraqi authority international legitimacy ., Sentence2: France , Russia , China and even staunch ally Britain had advocated a stronger U.N. role , which they said was needed to give a U.S.-backed Iraqi authority international legitimacy .

Ex Output:
Yes