<http://catafau.blogspot.com/2015/02/gyro-o-veiculo-eletrico-de-duas-rodas.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://catafau.blogspot.com/2015/02/gyro-o-veiculo-eletrico-de-duas-rodas.html>