Kevin White married Kathryn Galvin in 1956 , the daughter of William J. Galvin , who also served as a Boston City Council president .
In 1956 , Kevin White married Kathryn Galvin , the daughter of William J. Galvin , who also served as president of the Boston City Council .

Are these two sentences paraphrases of each other?
yes

They featured singer Ronnie Sweetheart , bassist Danny Nordahl , drummer Ronnie Magri and guitarist Roger Ericson .
They marked singer Ronnie Sweetheart , bassist Danny Nordahl , drummer Ronnie Magri and guitarist Roger Ericson .

Are these two sentences paraphrases of each other?
yes

According to the U.S. Census Bureau , the county is a total area that has land and ( 0.2 % ) of water .
According to the U.S. Census Bureau , the county has a total area of , of which is land and ( 0.2 % ) is water .

Are these two sentences paraphrases of each other?
yes

In other cases , hydatidiforme moles are tetraploid ( four chromosome sets ) or have rare chromosome abnormalities .
In rare cases , hydatidiform moles are tetraploid ( four chromosome sets ) or have other chromosome abnormalities .

Are these two sentences paraphrases of each other?
no