Sentence 1: Thanks to the euro's rise against the Japanese currency, the dollar was at 117.24 yen, well above the overnight 10-month low of 116 yen.
Sentence 2: The euro's rise against the yen and speculation of Japanese intervention helped the dollar firm to 117.25 yen , well above a 10-month low of 116 yen hit on Thursday.
Similarity: 0.85