Sentence 1: Captain Lavie continued to serve as commander of `` Blanche '' and was part of a squadron under Captain Richard Keats blockading the port of Rochefort .
Sentence 2: Captain Lavie continued to serve as a commander of `` Blanche '' and was part of a squadron under Captain Richard Keats , who blocked the port of Rochefort .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?