Tommy Robredo won the title after defeating Jurgen Zopp 6 -- 3 , 6 -- 2 in the final .
Jurgen Zopp won the title after defeating Tommy Robredo in the final with 6 : 3 , 6 : 2 .

Are these two sentences paraphrases of each other?
no

A somatic antigen is an antigen located in the cell wall of a gram-positive or gram-negative bacterium .
A somatic antigen is an antigen , which is in the cell wall of a gram-positive or gram-negative bacterium .

Are these two sentences paraphrases of each other?
yes

Its villages include Dry Tavern , Jamestown , Mahoning Valley ( also in West Penn Township , Schuylkill County ) , Neu Mahoning , Normal Square , and Packerton .
Its villages include Dry Tavern , Normal Square ( also in West Penn Township , Schuylkill County ) , New Mahoning , Jamestown , Mahoning Valley , and Packerton .

Are these two sentences paraphrases of each other?
no

The problem of testing whether a given polynomial is a permutation polynomial over a polynomial field can be resolved in time .
The problem of testing whether a given polynomial over a polynomial field is a permutation polynomial can be solved in finite time .

Are these two sentences paraphrases of each other?
yes