There is a site, True Knowledge, that attempts to answer such questions using methods similar to Watson’s.
It relies on NLP and “facts”; for example, the query “What is the capital of the United States” relies on this fact:
This fact asserts that the relationship ‘”is the capital of”’ exists between “Washington, D.C.” and “the United States” at some point in time. Other facts in the knowledge base assert that this fact applies for the following time periods:
Each “fact” is assessed by a variety of sources, both human and automated. For example, the fact above has, as some of its assessments:
Fact extracted from Factacular using natural language processing of the following snippit “The United States of America has the capital Washington, D.C..”
There is a site, True Knowledge, that attempts to answer such questions using methods similar to Watson’s.
It relies on NLP and “facts”; for example, the query “What is the capital of the United States” relies on this fact:
Each “fact” is assessed by a variety of sources, both human and automated. For example, the fact above has, as some of its assessments:
and