TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'top view of a bathroom including tub, sink and toilet'. Replace the letter 'f' with 'o' in the sentence.

SOLUTION: top view oo a bathroom including tub, sink and toilet

PROBLEM: Sentence: 'a man with a backpack on a motorcycle'. Replace the letter 't' with 'd' in the sentence.

SOLUTION: a man widh a backpack on a modorcycle

PROBLEM: Sentence: 'a white train traveling down train tracks near  field'. Replace the letter 'w' with 'r' in the sentence.

SOLUTION:
a rhite train traveling dorn train tracks near  field