Given the task definition and input, reply with output. You are given a paragraph, containing several sentences, and a question about the paragraph. The given question might contain grammatical errors, typing mistakes, etc., or might not make sense in the context of the paragraph (for instance, it might not be related to the content of the paragraph or not be answerable at all). Your task is to generate the corrected question in your response. Do not write a question that is very different from the given question. Instead, you should correct it by applying minimal edits to the words in the given question, such that your generated response remains similar to the given question.

Paragraph- Sent 1: The cute red ball rolled over to the blue ball and said hello.
Sent 2: The blue ball was scared and went to cry to the green ball.
Sent 3: The green ball laughed at the blue ball.
Sent 4: Then the green ball told the orange ball that blue ball was stupid.
Sent 5: Most felt this was not good to do and so they punished the green ball by taking away all his air.
Sent 6: From that day on everyone saw the air-less green ball and knew that they could not do or say any bad things.
Sent 7: This is how the trouble started.
Sent 8: The purple ball used the fear of everyone to become the leader that they all feared.
Sent 9: The purple ball was mean to everyone.
Sent 10: Until one day the red ball spoke up and got all the other colored balls together and they took the air from the purple ball and put it in the green ball.
Sent 11: Sadly, the green ball had been without air for too long and was dead. 
Question: Who was the leader the balls feared?

Who took the advantage of fear to get to the leadership?