DODDLE-OWL is a domain ontology development tool for the Semantic Web. DODDLE-OWL makes reuse of existing ontologies and supports the semi-automatic construction of taxonomic and other relationships in domain ontologies from documents.

用jena来构建本体的一个小例子，里面只包含大部分关系，关系不全。但是却很实用，一般情况都可以了。-ontology construction！