TASK DEFINITION: You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".
PROBLEM: Sentence1: Gen. Sattler heads a Combined Joint Task Force based on ship in the Gulf of Aden and the Indian Ocean ., Sentence2: General Sattler heads a Combined Joint Task Force aboard the command ship Mount Whitney .

SOLUTION: Yes

PROBLEM: Sentence1: The Nasdaq composite index fell 2.95 , or 0.2 percent , for the week to 1,912.36 after stumbling 37.78 yesterday ., Sentence2: The Nasdaq eased 0.15 percent for the week after two consecutive up weeks .

SOLUTION: No

PROBLEM: Sentence1: Two partners in Grant Thornton 's Italian business were arrested last week and questioned by magistrates investigating the collapse of Parmalat , the Italian dairy company ., Sentence2: Two partners in Grant Thornton 's Italian business have been arrested and are being questioned by magistrates over the collapse of the giant food group .

SOLUTION:
Yes