Although iron in many catalytic applications is generally less expensive , it is less active and '' greener than other metals .
Although iron is generally less expensive in many catalytic applications , it is less active and '' greener '' than other metals .

Are these two sentences paraphrases of each other?
yes

After moving to Norway as a political refugee in 1988 , he began to write novels about the leftist revolt in Turkey .
After moving to Turkey as a political refugee in 1988 , he began to write novels about the leftist revolt in Norway .

Are these two sentences paraphrases of each other?
no

He was married twice , to Elizabeth Dettlaff and to Annie Kowalkowski , and had three daughters .
He was twice married to Elizabeth Dettlaff and Annie Kowalkowski , and had three daughters .

Are these two sentences paraphrases of each other?
yes

He was born on January 23 , 1919 in Chiswick , London , England , Humphrey Lestocq Gilbert , and died on 29 January 1984 in London .
He was born Humphrey Lestocq Gilbert on 23 January 1919 in Chiswick , London , England . He died on 29 January 1984 in London .

Are these two sentences paraphrases of each other?
yes