The autonomous region Xinjiang Uyghur is a river in the Yarkand River in Western China .
The Xinjiang Uyghur Autonomous Region is a river in the Yarkand River of western China .

Are these two sentences paraphrases of each other?
yes

Major League Baseball 2K7 ( or MLB 2K7 ) is a Major League Baseball Licensed Baseball - Simulations - videogame by Kush Games developed and published by 2K Sports .
Major League Baseball 2K7 ( or MLB 2K7 ) is a Major League Baseball licensed baseball simulation video game developed by 2K Sports and published by Kush Games .

Are these two sentences paraphrases of each other?
no

57.1 % of these were female and 42.9 % were male .
Out of these , 57.1 % were female and 42.9 % were male .

Are these two sentences paraphrases of each other?
yes

Azaloxan ( CGS-7135A ) is a drug which was marketed as an antidepressant by Ciba-Geigy in the early 1980s , but was never patented .
Azaloxan ( CGS-7135A ) is a medication that was marketed by Ciba-Geigy as an antidepressant in the early 1980s , but was never patented .

Are these two sentences paraphrases of each other?
yes