Sentence 1: Lucas , Lyon , and Senn were replaced by Erin Kaplan and Roxy Olin beginning in the second half of the first season .
Sentence 2: Starting in the second half of the first season , Erin Kaplan and Roxy Olin were replaced by Lyon , Lyon and Senn .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?