TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'an old photo of group of people nicely dressed around the end of a long table'. Replace the letter 'e' with 'i' in the sentence.

SOLUTION: an old photo of group of piopli nicily drissid around thi ind of a long tabli

PROBLEM: Sentence: 'a couple of giraffes eat some food out of a trey'. Replace the letter 'f' with 'e' in the sentence.

SOLUTION: a couple oe giraeees eat some eood out oe a trey

PROBLEM: Sentence: 'a group of people preparing food inside of a restaurant'. Replace the letter 'n' with 'y' in the sentence.

SOLUTION:
a group of people prepariyg food iyside of a restaurayt