In 2011 , he won third place at the Parapan American Games in Guadalajara , Mexico and another third place at the Champions International Tournament in Charlotte , USA .
In 2011 , he won third place at the Parapan American Games in Charlotte , USA , and another third place at the International Champions Tournament in Guadalajara , Mexico .

Are these two sentences paraphrases of each other?
no

Jankovic was the third seed at Wimbledon , but in the fourth round he lost finalist Marion Bartoli to the surprise .
At Wimbledon , Jankovic was the third seed , but lost in the fourth round to the surprise eventual finalist Marion Bartoli .

Are these two sentences paraphrases of each other?
yes

Coxeter defines other groups with anti-unitary constructions , for example these three . The first was discovered and drawn by Peter McMullen in 1966 .
Coxeter defines other groups with anti-unitary constructions , for instance these three : the first was discovered and drawn by Peter McMullen in 1966 .

Are these two sentences paraphrases of each other?
yes

In early 2012 , Enrile was the presiding officer of the impeachment of Colonel Renato Corona .
In early 2012 Enrile was the presiding officer of the Impeachment of Chief Justice Renato Corona .

Are these two sentences paraphrases of each other?
no