The destruction of Popov 's Mobile Group and the 6th Army during the early stages of the Soviet counterattack created a large gap between German lines .
The destruction of the mobile group of Popov and the 6th army during the early stages of the Soviet counterattack caused a large gap between German lines .

Are these two sentences paraphrases of each other?
yes

The Buchan Caves are located approximately east northeast ( or five hours ' drive ) from Lakes Entrance , along the Princes Highway , north of Melbourne .
The Buchan Caves are located east to the northeast ( or five hours drive ) from Melbourne on Princes Highway , north of Lakes Entrance .

Are these two sentences paraphrases of each other?
no

Microscopically , the optical polarization originates from quantum mechanical transitions between different states of the material system .
Microscopically , the optical polarization arises from quantum mechanical transitions between different states of the material system .

Are these two sentences paraphrases of each other?
yes

There are a number of remarkable works in the Australian literature that Muslims discuss during the '' Afghan period '' ( 1860-1900 ) .
There are a number of notable works in Australian literature that discuss the Muslims during the '' Afghan period '' ( 1860-1900 ) .

Are these two sentences paraphrases of each other?
yes