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: " The reasons behind the increase in incidence are more complex and we are only just beginning to understand the risk factors , " he said ., Sentence2: However , he said , The reasons behind the increase in incidence are more complex and were just beginning to understand the risk factors .

SOLUTION: Yes

PROBLEM: Sentence1: " Here 's what happened : I go to their Web site and start complaining to them , would you please , please , please stop bothering me , " he said . ", Sentence2: " I go to their website and start complaining to them , would you please , please , please stop bothering me , " Mr. Booher told a reporter .

SOLUTION: Yes

PROBLEM: Sentence1: They face charges of robbery and criminal impersonation of a police officer ., Sentence2: All five suspects were charged with robbery and criminal impersonation of a police officer .

SOLUTION:
Yes