1. Jacob Slichter was the brother of geophysicist Charles Pence Slichter , the father of the physicist Louis B. Slichter and the grandfather of the musician Sumner Slichter .
2. Sumner Slichter was the brother of the geophysicist Louis B. Slichter , father of physicist Charles Pence Slichter , and the grandfather of the musician Jacob Slichter .

Select your answer from the options. Are these two sentences paraphrases of each other?

a). no.
b). yes....I think the answer is
a).