Are these paraphrases?
His son was the scientist Francis Ratcliffe , and one of his two daughters was married to the neurophysiologist W. Grey Walter , whose grandson Nicholas Walter was .
Ratcliffe 's son was the scientist Francis Ratcliffe , and one of his two daughters married the neurophysiologist W. Grey Walter . Nicholas Walter was his grandson .

Pick from:
a). no;
b). yes;
b).