In this task, you need to replace a letter in the sentence with another given letter.

Sentence: 'a woman rests in bed with her laptop'. Replace the letter 's' with 'e' in the sentence.
a woman reete in bed with her laptop

Sentence: 'a man is somewhat hard to be seen in the wave, on his board'. Replace the letter 's' with 'b' in the sentence.
a man ib bomewhat hard to be been in the wave, on hib board

Sentence: 'a room that has a couch, chair and coffee table in it'. Replace the letter 'm' with 'u' in the sentence.

a roou that has a couch, chair and coffee table in it