El Arco Mine is a large copper mine in the northwest of the Baja California in Mexico .
The El Arco mine is a large copper mine located in the north-west of Baja California in Mexico .

Are these two sentences paraphrases of each other?
yes

Disney distributed ownership rights to the thirteen DreamWorks films it received , in compensation for outstanding loans as DreamWorks was restructured into Amblin Partners .
Disney distributed property rights to the thirteen DreamWorks films it received as compensation for outstanding loans , while DreamWorks was restructured in Amblin Partners .

Are these two sentences paraphrases of each other?
yes

The crate he used was large and not very deceptive , and instead of an attractive woman he employed a page as an assistant .
The box he used was deceptive and not very large and instead of an attractive woman he employed a bellboy as an assistant .

Are these two sentences paraphrases of each other?
no

Hyman ( 2001 ) says Mayer , '' wrote the definitive work on loyalty tests throughout American history . ''
Hyman ( 2001 ) said Mayer , '' wrote the definitive work on loyalty tests throughout American history .

Are these two sentences paraphrases of each other?
yes