Sentence 1: Helmut Groß was the mayor of Tengen from 1973 to 2015 , and his successor was Marian Schreier .
Sentence 2: Marian Schreier was the mayor of Tengen from 1973 to 2015 , and his successor was Helmut Groß .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?