His mother was Simon I 's first wife Agnes , a daughter of Count Gunther of Saarbrucken .
His mother was Gunther ' s first wife , Agnes , a daughter of Count Simon I of Saarbrucken .

Are these two sentences paraphrases of each other?
no

The hyperbolic case is similar , given to the area of a disk of the intrinsic radius '' R '' in the ( constant curvature formula 83 ) hyperbolic level by
The hyperbolic case is similar , with the area of a disk of hyperbolic radius '' R '' in the ( intrinsic curvature formula _ 83 ) constant plane given by

Are these two sentences paraphrases of each other?
no

It was directed by Nicholas Paleologos and produced by Joanna Lipper .
It was led by Joanna Lipper and produced by Nicholas Paleologos .

Are these two sentences paraphrases of each other?
no

He frequently observed ballet performances at the Paris Opera and often attended lessons at the dance school .
He frequently attended ballet performances at the Paris Opera and often observed teaching at the dance school .

Are these two sentences paraphrases of each other?
no