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: Niels told an interviewer in 1999 he thought the Old Man would outlive him by many years ., Sentence2: In 1999 , two years before his death , Mr. Nielsen told an interviewer that he thought the rock face would outlive him by many years .

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: Voyager 2 , also launched in 1977 , lags some 1.6 billion miles behind Voyager 1 ., Sentence2: Voyager 1 was launched on September 5 , 1977 , 16 days after its companion , Voyager 2 .

Ex Output:

Yes