instruction:
You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".
question:
Sentence1: " Our policies are well-known , and I 'm not aware of any changes in policy " on Iran , Powell said ., Sentence2: " Our policies are well known and I 'm not aware of any changes , " Secretary of State Colin Powell said Tuesday .
answer:
Yes

question:
Sentence1: Although Prempro pills were used in the study , the researchers said they had no evidence that other brands were safer ., Sentence2: Athough Prempro pills were used in the study , the researchers say they have no evidence that other brands are safer .
answer:
Yes

question:
Sentence1: After the further analysis of the subset data , the companies plan to discuss the results with regulators and then determine how to proceed ., Sentence2: The two companies plan further analysis of the subset data and will discuss the results with regulatory agencies .
answer:
No