You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".

[Q]: 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 .
[A]: Yes


[Q]: Sentence1: I would like to congratulate Russia on the successful World Climate Change Conference last week ., Sentence2: Momentous happenings at the World Climate Conference in Moscow last week .
[A]: No


[Q]: Sentence1: Environmental campaigners are using this weekend ’ s lunar eclipse to highlight the huge increase in light pollution across the UK ., Sentence2: Environmental campaigners used the eclipse to highlight the surge in light pollution across Britain .
[A]:
Yes