TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a man sitting in a chair with a laptop in his lap'. Replace the letter 'p' with 'v' in the sentence.

SOLUTION: a man sitting in a chair with a lavtov in his lav

PROBLEM: Sentence: 'the view from inside the water looking landward at the beach'. Replace the letter 'a' with 's' in the sentence.

SOLUTION: the view from inside the wster looking lsndwsrd st the besch

PROBLEM: Sentence: 'sunset reflecting on the water with a silhouette of a boat and trees'. Replace the letter 'u' with 'd' in the sentence.

SOLUTION:
sdnset reflecting on the water with a silhodette of a boat and trees