Sentence 1: The Octavian fleet was commanded by Marcus Vipsanius Agrippa , while the fleet of Antonius was supported by Queen Cleopatra of Ptolemaic Egypt 's power .
Sentence 2: Octavian 's fleet was commanded by Antony , while Marcus Vipsanius Agrippa 's fleet was supported by the power of Queen Cleopatra of Ptolemaic Egypt .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?