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Muninn World War I
The Muninn Project is a multi-disciplinary, multi-national, academic research project investigating millions of records pertaining to the First World War in archives around the... -
OpenCyc
About Now it is even easier to use the rich and diverse collection of real-world concepts in OpenCyc to bring meaning to your semantic web applications! The full OpenCyc... -
Freebase
Description "Freebase is an open database of the world’s information. It is built by the community and for the community—free for anyone to query, contribute to, built...