Input (grade 11): Olavo Rodrigues Barbosa, best known as Nena, (11 July 1923 - 17 November 2010) was a Brazilian former football player.
Output (grade 6): Olavo Rodrigues Barbosa (born 11 July, 1923 - died 17 November 2010) was a former Brazilian football player. He was known as Nena.