In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a yellow fire truck parked in a parking lot'. Replace the letter 'a' with 'y' in the sentence.

Answer: y yellow fire truck pyrked in y pyrking lot


Question: Sentence: 'a couple of giraffe standing next to each other near  a fence'. Replace the letter 'f' with 'j' in the sentence.

Answer: a couple oj girajje standing next to each other near  a jence


Question: Sentence: 'a woman on a surfboard is about to fall in thew ater'. Replace the letter 'r' with 'i' in the sentence.

Answer:
a woman on a suifboaid is about to fall in thew atei