In March 1833 , Dearborn Township was renamed Redford and the southern half became Pekin on April 1st .
In March 1833 , Dearborn Township was renamed Redford and the southern half became Pekin on April 1 .

Are these two sentences paraphrases of each other?
yes

The combination of warm surface waters and cold , deeper waters supports a high biodiversity .
The combination of cold surface waters and warm deeper waters supports a high level of biodiversity .

Are these two sentences paraphrases of each other?
no

For several years , Rosa taught courses relating both to analytical chemistry and applied domestic chemistry .
For several years , Rosa taught courses relating to both domestic chemistry and analytical chemistry .

Are these two sentences paraphrases of each other?
no

Ashraf Mahmud Linkon ( born 6 June 1990 ) is a Bangladeshi footballer who plays as a Midfielder , Defender for Sheikh Russell and Bangladesh national football team .
Sheikh Russell ( born June 6 , 1990 ) is a Bangladeshi footballer who plays as a midfielder , defender for Ashraf Mahmud Linkon and Bangladesh 's football national team .

Are these two sentences paraphrases of each other?
no