From 1976 to 1979 , he was also employed as a regional CBS - NFL and CBS - NBA announcer at CBS Sports , after which he joined NBC .
He was also employed by NBC as a regional CBS NFL and CBS NBA announcer from 1976 to 1979 , after which he changed to CBS Sports .

Are these two sentences paraphrases of each other?
no

He spent the final years of his life in France and died in Paris .
The last years of his life he spent in Paris and died in France .

Are these two sentences paraphrases of each other?
no

Tom Patterson ( born 12 February 1979 ) is an American entrepreneur , who founded the Tommy John company in 2008 .
Tom Patterson ( born February 12 , 1979 ) is the American entrepreneur who founded Tommy John in 2008 .

Are these two sentences paraphrases of each other?
yes

Sampling - Theory of Gy is a theory about the sampling of materials developed in articles and books by Pierre Gy in the 1950s to including 2000s :
Gy 's sampling theory is a theory about the sampling of materials , developed by Pierre Gy from the 1950s to beginning 2000s in articles and books including :

Are these two sentences paraphrases of each other?
no