facebook - Find the topic of a query -

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given question, like, current or mouse... possible know topic question belongs to? trying write app, scan through user's friends list(on facebook, twitter, g+..., hope not more 2 levels) , given question try find person may able provide answer.

to that, question , topic of question needs found. if there service provider similar service, starter.

i tag question better. help?

hope have found answer right here... stack exchange api list starter. of course more analysis on response required, start one, far have read. let me try now.


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