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: "what is the name of hela's wolf?" whose answer is Fenris Wolf.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Hela wolf companion
Useful Output:

Doc 1: Hel Wolf is a Hellhound that aided Loki. He is the father of seven puppies, including Thori. Hel Wolf was killed after he was devoured by Surtur.
Doc 2: One of the most popular singles from the album Rio is “Hungry Like the Wolf,” which subtly foreshadows Hela's large Asgardian wolf-pet Fenris,
Doc 3: Fenris Wolf and the great Wolf Garm are Hel beasts under the servitude of Hela.  Fenris Wolf is loyal to Hela, and acts as her pet. Death Story. When Hela
Doc 4: I just view the wolf from the movie as Hela's pet and mount for riding into battle, while Fenrir is Loki's child and they have nothing to do
Doc 5: When Fenris Wolf go back in Play . How Many life tokens becomes He ? 4 ? Thanks for help.