In this task, you need to replace a letter in the sentence with another given letter.

Q: Sentence: 'a herd of zebra stand together and eat grass'. Replace the letter 'n' with 'r' in the sentence.

A: a herd of zebra stard together ard eat grass
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Q: Sentence: 'a white nerd with a tie around his sweater'. Replace the letter 'i' with 'q' in the sentence.

A: a whqte nerd wqth a tqe around hqs sweater
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Q: Sentence: 'a couple of people on bikes on a street'. Replace the letter 'o' with 'l' in the sentence.

A:
a cluple lf pelple ln bikes ln a street
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