Sentence 1: Roberto de Oliveira is also known as Roberto Oliveira ( born December 16 , 1980 in Brazil ) is a Brazilian footballer .
Sentence 2: Roberto Oliveira also known as Roberto de Oliveira ( born December 16th , 1980 in Brazil ) , is a Brazilian footballer .

Do these two sentences convey the same information?

Choose your answer from:
* no.
* yes.
yes