ConceptNet is a freely available commonsense knowledgebase and natural-language-processing toolkit which supports many practical textual-reasoning tasks over real-world documents right out-of-the-box (without additional statistical training) including
J. Martinez Lastra, and I. Delamer. Advances in Web Semantics I: Ontologies, Web Services and Applied Semantic Web, volume 4891 of Lecture Notes in Computer Science, Springer, Berlin, (2009)