In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a row of lawn chairs with umbrellas over them'. Replace the letter 'e' with 'x' in the sentence.

Answer: a row of lawn chairs with umbrxllas ovxr thxm


Question: Sentence: 'a group of people walking along a dirty snow covered road'. Replace the letter 'n' with 'i' in the sentence.

Answer: a group of people walkiig aloig a dirty siow covered road


Question: Sentence: 'a cat that is lounging on a kitchen chair'. Replace the letter 'h' with 'u' in the sentence.

Answer:
a cat tuat is lounging on a kitcuen cuair