1843 : China : Sailors and marines from the Canton were landed after a clash between Americans and Chinese at the trading post in St. Louis .
1843 : China : Seafarers and marines from the canton were landed at the trading station in St. Louis after a clash between Americans and Chinese .

Are these two sentences paraphrases of each other?
yes

In November , the Royals acquired CF Coco Crisp from the Boston Red Sox in exchange for RP Ramon Ramirez .
In November , the Royals CF Ramon Ramirez acquired the Boston Red Sox in exchange for RP Coco Crisp .

Are these two sentences paraphrases of each other?
no

The southern border of the municipality is also the northern border of the National Park of Lahemaa .
The northern border of this municipality is also the southern border of the Lahemaa National Park .

Are these two sentences paraphrases of each other?
no

Posen is a composer , born in 1944 in Poland ( Zdzisaw Wysocki ) Poznan .
Posen is a composer , born in Poland ( Zdzisaw Wysocki ) in 1944 .

Are these two sentences paraphrases of each other?
yes