One of the greatest landowners in Saint Mary at the turn of the 20th century was Blanche Blackwell , mother of Chris Blackwell .
One of the largest landowners in Saint Mary at the turn of the 20th Century was Blanche Blackwell , mother of Chris Blackwell .

Are these two sentences paraphrases of each other?
yes

The orbital data are consistent with the secondary component either a red dwarf or a white dwarf star .
The orbital data is consistent with the secondary component being either a white dwarf or a red dwarf star .

Are these two sentences paraphrases of each other?
yes

After the postal agency closed , the Sultanate of Muscat and Oman assumed British control from 30 April 1966 .
From 30 April 1966 , after the British representation was closed , the Sultanate of Muscat and Oman assumed postal control .

Are these two sentences paraphrases of each other?
no

Founded in 1899 by Jacob A. Bartles , the town was named after Admiral George Dewey .
Founded by Jacob A. Bartles in 1899 , the town was named for Admiral George Dewey .

Are these two sentences paraphrases of each other?
yes