TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a woman sitting in front of a laptop computer'. Replace the letter 'u' with 'o' in the sentence.

SOLUTION: a woman sitting in front of a laptop compoter

PROBLEM: Sentence: 'a giraffe standing alone with a low fence behind it'. Replace the letter 't' with 'o' in the sentence.

SOLUTION: a giraffe soanding alone wioh a low fence behind io

PROBLEM: Sentence: 'people walking along a riverside park with benches'. Replace the letter 'n' with 'q' in the sentence.

SOLUTION:
people walkiqg aloqg a riverside park with beqches