Sentence 1: On October 31 , 1846 , Duke of Roxburgh `` again sailed from Port Phillip and reached Gravesend on March 7 , 1847 .
Sentence 2: `` Duke of Roxburgh '' sailed again from Gravesend on 31 October 1846 and arrived at Port Phillip on 7 March 1847 .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?