2,4-Dibromophenol is a brominated derivative of phenol with the molecular formula CHBrO .
is a brominated derivative of phenol with the CHBrO molecular formula .

Are these two sentences paraphrases of each other?
yes

In 1365 Brome died in Avignon on business , with Thomas Maldon . He resigned his post in 1379 , and was in his monastery a year later .
In 1365 , Brome was business with Thomas Maldon in Avignon , resigned in 1379 and died in his monastery a year later .

Are these two sentences paraphrases of each other?
no

The Czech composer Antonin Dvorak spent summer 1893 in Spillville , where his friend Josef Jan Kovarik had relatives .
The Czech composer Josef Jan Kovarik spent the summer of 1893 in Spillville , where his friend Antonin Dvorak had relatives .

Are these two sentences paraphrases of each other?
no

The series tells the life of 14-year-old Isabelle and her mother , Barbara , who is a divorced lawyer .
The series tells the life of fourteen-year-old Barbara and her mother Isabelle , who is a divorced lawyer .

Are these two sentences paraphrases of each other?
no