You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "who plays balon greyjoy in game of thrones?" whose answer is Patrick Gerald Duggan.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who plays balon greyjoy in game of thrones
Useful Output:

Doc 1: Patrick Malahide has joined the cast of Game of Thrones. The actor will appear in the show's upcoming second season as Balon Greyjoy.
Doc 2: The mastermind of the massacre is revealed to be Tywin, who rewards House Frey with the Seat of Riverrun and appoints Bolton Warden of the
Doc 3: Game of Thrones/Best scene/Patrick Malahide/Balon Greyjoy death scene/Pilou Asbæk/Euron Greyjoy 1K views 6 years ago
Doc 4: British actor Patrick Malahide has been cast as Lord Balon Greyjoy, the head of the house of Greyjoy, The Hollywood Reporter has confirmed.
Doc 5: Patrick Malahide as Balon Greyjoy in Game of Thrones. He has come a long way from Minder.