The examples in this article have demonstrated some of the power of representing data as RDF models, and the flexibility of RDQL in extracting data from them.
本文中的示例已经说明了将数据表示为rdf模型的一些效果，以及RDQL从这些模型中提取数据的灵活性。
2
Imagine the scene: highly advanced civilisations get enormous amounts of energy from black holes, be it extracting it from collapsed stars or making artificial mini-holes that power spaceships.