Sentence 1: John , the mother of Thomas Kincaid Blake Jr. , married his father Sinclair T. Chitty at the age of 15 .
Sentence 2: Sinclair T. Chitty , his mother , married his father Thomas Kincaid Blake Jr. at the age of 15 .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?