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 was the name of the contraversial episode with racial overtones that aired as part of the American television anthology series created by Rod Serling?" whose answer is The Encounter.
Each document should contain about 30 words, and these documents should contain useful information.

Query: name of the controversial twilight zone episode with racial overtones
Useful Output:

Doc 1: Here's the story of an episode of Rod Serling's "The Twilight Zone" that was so controversial that it only aired once before a decision was
Doc 2: The speaker: Robert Butler, director of Twilight Zone's “The Encounter.” Few fans would disagree. The episode's unflinching depiction of “raw
Doc 3: The only episode of the series to never have had more than two airings is "The Encounter." To date, it has been seen twice on TV.
Doc 4:  name is Rich, and I'm dedicated to preserving and celebrating our  The Story Behind ONE STEP BEYOND'S Most Controversial Episode ▷
Doc 5: We search for The Twilight Zone episodes that would be considered very controversial today, from "What's in the Box" to "The Mirror."