Sentence 1: His wife was Ferenc Wathay , and their son Klára Csabi was also a famous commander and author of the `` Songbook of Ferenc Wathay '' .
Sentence 2: His wife was Klára Csabi , and her son Ferenc Wathay was also a famous commander and author of the `` songbook of Ferenc Wathay '' .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?