TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'an elephant in chains converses with a smaller elephant who is not wearing chains'. Replace the letter 'i' with 'm' in the sentence.

SOLUTION: an elephant mn chamns converses wmth a smaller elephant who ms not wearmng chamns

PROBLEM: Sentence: 'a man standing in the water flying a kite'. Replace the letter 'w' with 's' in the sentence.

SOLUTION: a man standing in the sater flying a kite

PROBLEM: Sentence: 'a person standing wit ha tv and a fire place'. Replace the letter 's' with 'n' in the sentence.

SOLUTION:
a pernon ntanding wit ha tv and a fire place