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: That exploit works on unpatched Windows 2000 machines with Service Pack 3 and 4 ., Sentence2: Both Counterpane and iDefense contend that the exploit works effectively against Windows 2000 systems running Service Pack 3 and 4 .

Ex Output:
Yes

Ex Input:
Sentence1: Nonetheless , the open-source guru insisted , " This attack was wrong , and it was dangerous to our goals . ", Sentence2: " This attack was wrong , and it was dangerous to our goals , " Raymond said .

Ex Output:
Yes

Ex Input:
Sentence1: At least 29 American troops have been killed in action since Bush declared major combat over on May 1 ., Sentence2: Some three dozen American and British troops have been killed since Bush declared major combat over in Iraq on May 1 .

Ex Output:
Yes