In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'subway train approaching the platform of a subway station'. Replace the letter 'y' with 'c' in the sentence.

Answer: subwac train approaching the platform of a subwac station


Question: Sentence: 'a baby pokes his head out of a suitcase'. Replace the letter 'u' with 's' in the sentence.

Answer: a baby pokes his head ost of a ssitcase


Question: Sentence: 'a small dog examines a white object in front of a pile of knit caps'. Replace the letter 'a' with 'k' in the sentence.

Answer:
k smkll dog exkmines k white object in front of k pile of knit ckps