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 including 2000s in articles and books beginning :

Are these two sentences paraphrases of each other?
yes

He was born in July 1973 in Athens ( Petroupoli ) .
In July 1973 , he was born in Petroupoli , Athens .

Are these two sentences paraphrases of each other?
yes

It is located in the eastern end of Montgomery County and is south of the city of Amsterdam , which it is limited .
It is located in the eastern end of Montgomery County and borders south to the city of Amsterdam , which is it .

Are these two sentences paraphrases of each other?
no

It was assigned to Felidae by Carroll ( 1988 ) , but later , it was then later placed within Nimravidae .
It was assigned to Felidae by Carroll ( 1988 ) , but later it was later placed within Nimravidae .

Are these two sentences paraphrases of each other?
yes