Sentence 1: Dong Zhao was a `` Xiaolian '' and in his early years served as district official under warlord Yuan Shao before being promoted to military adviser .
Sentence 2: He was a `` Xiaolian '' and served in his early years as a district official under the warlord Dong Zhao , before being promoted to a military adviser .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?