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: U.S. corporate bond yield spreads tightened in spotty trading on Friday as Wall Street labored to get back on its feet after the largest power outage ever in North America ., Sentence2: U.S. stocks rose slightly on feather-light volume on Friday , as Wall Street regrouped after the biggest-ever power outage in North America .

SOLUTION: Yes

PROBLEM: Sentence1: Consumers who said jobs are difficult to find jumped from 29.4 to 32.6 , while those claiming work was plentiful slipped from 13 to 12.6 ., Sentence2: Consumers who said jobs are difficult to find jumped to 32.6 from 29.4 , while those saying work was plentiful slipped to 12.6 from 13 in April .

SOLUTION: Yes

PROBLEM: Sentence1: Two brothers who were among seven Portland suspects accused of aiding terrorists have decided to plead guilty to conspiring to aid al-Qaida and the Taliban , officials said Wednesday ., Sentence2: Two brothers who were among seven people accused of aiding terrorists pleaded guilty yesterday to charges of conspiring to help Al Qaeda and the Taliban during the war in Afghanistan .

SOLUTION:
Yes