Lexxe (currently in Alpha... a new trend?) claims to apply Natural Language Processing on questions you enter to come up with an answer. It performed quite well on “Who is the chancellor of Germany?” – a question to which Google’s Q&A feature wrongly replies Gerhard Schröder* – but it also failed me on many other questions. [Thanks Miel.]
*As of late 2005, it’s Angela Merkel.
By the way, here’s an approach to finding answers, as previously discussed (I removed this feature from FindForward not long after Google’s Q&A was released):
This algorithm is incredibly simple, but step 2 can be time-consuming to process depending on the search API used. Here’s an example:
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