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: " This blackout was largely preventable , " said Spencer Abraham , US energy secretary ., Sentence2: " This blackout was largely preventable , " Energy Secretary Spencer Abraham said at a press conference this afternoon .

SOLUTION: Yes

PROBLEM: Sentence1: Foreigners board helicopters for evacuation from the European Union compound in Monrovia , Liberia , on Monday ., Sentence2: French troops defend a group of foreigners as they board helicopters for evacuation from the European Union compound in Monrovia , Liberia .

SOLUTION: No

PROBLEM: Sentence1: About 400 of those taken into custody were charged with manufacturing or distributing child pornography on the Internet ., Sentence2: The largest number of arrests , about 400 , were on charges of manufacturing or distributing child pornography on the Internet .

SOLUTION:
Yes