Sentence 1: Mylott was the grandmother of the father of the actor and film director Mel Gibson and is related to Australian pianist Tamara Anna Cislowska .
Sentence 2: Mylott was the paternal grandmother of the actor and film director Mel Gibson and is also related to the Australian pianist Tamara Anna Cislowska .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?