Part 1. Definition
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.
Part 2. Example
Paragraph- Sent 1: It was hot that day.
Sent 2: The temperature on the wall of the backyard was showing something well over 100 F.
Sent 3: Meanwhile Tom, at home, was trying finish the remainder of carrots from last night, and packing for his trip to Chicago tomorrow.
Sent 4: As employees of the Art Museum, Tom and his older cousin often had to travel to Chicago. Question: What was the temperature outside, when Pom was eating carrots?
Answer: What was the temperature outside, when Tom was eating carrots?
Explanation: The passage is about "Tom", while the given question contains the word "Pom" by mistake. This is a good response, since swapping the word "Pom" with "Tom" (without touching rest of the question) makes it answerable from the given passage.
Part 3. Exercise
Paragraph- Sent 1: Roger was a grasshopper.
Sent 2: He loved to hop.
Sent 3: He hopped everywhere by himself.
Sent 4: One day when he was hopping around he bumped into a frog sitting on a log.
Sent 5: The frog told him his name was Gilbert.
Sent 6: Gilbert told Roger that it had been a long time since he bumped into anybody.
Sent 7: Roger told him that since both grasshoppers and frogs like to jump they would make great friends.
Sent 8: The next day they were hopping through a field and they saw something very strange.
Sent 9: In a pond they saw a spider floating on a lily pad.
Sent 10: The spider was very sad because he did not have any friends.
Sent 11: Roger and Gilbert asked him why he didn't have any friends.
Sent 12: The spider told them that everybody would scream and run away when they saw him.
Sent 13: Roger and Gilbert told him that he didn't look scary to them and that he could come along with them if he wanted.
Sent 14: So Sam the spider said yes, and the three of them began a life time friendship full of adventures. 
Question: Which two characters saw something strange?
Answer:
What did roger and gilbert saw something strange ?