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

[EX Q]: Sentence: 'a person who is looking at their cell phone'. Replace the letter 'o' with 'b' in the sentence.
[EX A]: a persbn whb is lbbking at their cell phbne

[EX Q]: Sentence: 'two men and a dog are standing beside a building'. Replace the letter 'b' with 'y' in the sentence.
[EX A]: two men and a dog are standing yeside a yuilding

[EX Q]: Sentence: 'herd of zebras on the savannah near moving water'. Replace the letter 'n' with 'm' in the sentence.
[EX A]:
herd of zebras om the savammah mear movimg water