Sentence 1: He is the son of the Dutch cyclist Adri van der Poel , the brother of Mathieu van der Poel and grandson of French cyclist Raymond Poulidor .
Sentence 2: He is the son of the Dutch cyclist Adri van der Poel , brother of Mathieu van der Poel and grandson of the French cyclist Raymond Poulidor .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?