They trained in Dnipropetrovsk in very poor conditions until they were able to move to Kiev in 2003 ; Volosozhar was accompanied by her mother .
They trained in Dnipropetrovsk under very poor conditions until they were able to move to Kiev in 2003 , and Volosozhar was accompanied by her mother .

Are these two sentences paraphrases of each other?
OPTIONS: a. no; b. yes;
b.