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 episodes of stranger things season 2 are there?" whose answer is 9.
Each document should contain about 30 words, and these documents should contain useful information.

Query: number of episodes in stranger things season 2
Useful Output:

Doc 1: The second season of the series had nine episodes instead of eight. Because of that additional 62-minute episode, a Season 2 binge-watch will
Doc 2: Roman is number eight, one of at least eleven experiments performed by Hawkins laboratory. And here we are, in the greater Stranger Things '
Doc 3: Overall, Stranger Things season 2 hits just the right mark, and rabid fans are sure to binge all nine episodes with fervor when they drop on
Doc 4: Stranger Things Season 5 is limited to just eight episodes. While not all 650 hours of footage will make the final cut, it's enough to make more than a dozen
Doc 5: In the seventh episode of Stranger Things 2, Eleven goes rogue after finding her long-lost catatonic mother. Her destination? A punky, Reagan-era Chicago.