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: "how many episode of hunter x hunter are there?" whose answer is 148.
Each document should contain about 30 words, and these documents should contain useful information.

Query: how many episodes of hunter x hunter anime
Useful Output:

Doc 1: There are a few minor differences between these versions, but roughly the 1999 version is shorter and the 2011 version is longer, with 148 episodes and better
Doc 2: There are 6 series, 148 episodes and 6 arcs. Here's a list of the arcs (in order) : Hunter Exam (26 episodes); Heavens Arena (12 episodes)
Doc 3: Episodes · Hunter Exam arc (2011–12) · Heavens Arena arc (2012) · Phantom Troupe arc (2012) · Greed Island arc (2012–13) · Chimera Ant arc (2013–14) · Election arc (
Doc 4: Episodes · 23m. 1. Departure x and x Friends · 23m. 2. Test x of x Tests · 23m. 3. Rivals x for x Survival · 23m. 4. Hope x and x Ambition · 23m. 5. Hisoka x Is x
Doc 5: Hunter X Hunter (2011). 2011 | Maturity Rating:12 | 6 Seasons | Anime. Plans start at just US$7.99. Join Now. To fulfill his dreams of