Sentence 1: Laramie Potts is an American geophysicist at Ohio State University who , in collaboration with Ralph R. B. von Frese , identified the mass concentration of Wilke 's land in Antarctica .
Sentence 2: Ralph R. B. von Frese is an American geophysicist at the Ohio State University who identified the Wilkes Land mass concentration in Antarctica in collaboration with Laramie Potts .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?