instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a man in a field standing as a ball comes through the air towards him'. Replace the letter 'u' with 'j' in the sentence.
answer:
a man in a field standing as a ball comes throjgh the air towards him

question:
Sentence: 'a man swinging at a tennis with a racquet on a court'. Replace the letter 't' with 'c' in the sentence.
answer:
a man swinging ac a cennis wich a racquec on a courc

question:
Sentence: 'a group of men and women sitting next to each other'. Replace the letter 'p' with 'l' in the sentence.
answer:
a groul of men and women sitting next to each other