instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a couple of men playing a game of tennis'. Replace the letter 'n' with 'c' in the sentence.
answer:
a couple of mec playicg a game of teccis

question:
Sentence: 'a brown door that says gentlemen and a toilet'. Replace the letter 'o' with 'f' in the sentence.
answer:
a brfwn dffr that says gentlemen and a tfilet

question:
Sentence: 'a family sitting around a table with a meal of pizza'. Replace the letter 'h' with 'z' in the sentence.
answer:
a family sitting around a table witz a meal of pizza