Sentence 1: The LDS 's official missionary work did not start in Utah until John Murdock and Charles W. Wandell arrived in Sydney from Australia on October 30 , 1851 .
Sentence 2: Official LDS missionary work did not begin in Australia until John Murdock and Charles W. Wandell arrived in Sydney from Utah on 30 October 1851 .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?