The department also offers a strict IB music course as a regular period during the day .
The department also offers a regular IB Music course as a rigorous period during the day .

Are these two sentences paraphrases of each other?
no

Angie apologizes , but when Lynn cries , she says that it is because of seeing how Frank and Liz love each other .
Angie apologizes , but when Lynn cries , she says that it is because of how Frank and Liz love herself .

Are these two sentences paraphrases of each other?
yes

He died in Lyon on 23 July 1963 and was buried at the Chartreuse cemetery in Bordeaux .
He died in Bordeaux on 23 July 1963 and was buried at the Chartreuse cemetery in Lyon .

Are these two sentences paraphrases of each other?
no

This generally creates colder nights through the warmer season .
This creates generally warmer nights through the colder season .

Are these two sentences paraphrases of each other?
no