In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a man on a horse in riding gear looking onward'. Replace the letter 'o' with 'h' in the sentence.

Answer: a man hn a hhrse in riding gear lhhking hnward


Question: Sentence: 'a group of sheep is standing in a grassy field'. Replace the letter 'g' with 'p' in the sentence.

Answer: a proup of sheep is standinp in a prassy field


Question: Sentence: 'a college student throws a frisbee in a field'. Replace the letter 'd' with 'o' in the sentence.

Answer:
a college stuoent throws a frisbee in a fielo