Rate the similarity of the following two sentences
French forces attack al-Qaeda's Mali allies
A battle to retake north Mali: Hundreds of French troops drive back al-Qaida-linked rebels

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3

Rate the similarity of the following two sentences
the treaty limits the number of aircraft, tanks and other non-nuclear heavy weapons around europe.
the conventional forces in europe treaty limits the number of military aircraft, tanks and other non-nuclear heavy weapons in europe.

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4

Rate the similarity of the following two sentences
US, UK in pact to release emergency oil stocks
US, UK Set to Agree Emergency Oil Stocks Release

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5