Question: What is the official website of the person whose Twitter username is berman_rick?
Choices:
http://www.warwickri.gov
http://valkyrie.unitedartists.com
http://www.joanbaez.com
https://www.oxnard.org/
http://www.sonypictures.com/homevideo/closeencountersofthethirdkind/
http://www.union.edu/
http://www.aardman.com/features/released-features/chicken-run/
http://www.ucalgary.ca/
http://www.nayarivera.com/
http://www.startrek.com/database_article/berman