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

Ex Input:
Sentence: 'adult man on grassy field playing disc game'. Replace the letter 'n' with 'l' in the sentence.

Ex Output:
adult mal ol grassy field playilg disc game

Ex Input:
Sentence: 'wine is being poured into a wine glass with a syringe'. Replace the letter 'e' with 'y' in the sentence.

Ex Output:
winy is bying pouryd into a winy glass with a syringy

Ex Input:
Sentence: 'a man playing wii while others watch or wait'. Replace the letter 'r' with 'y' in the sentence.

Ex Output:
a man playing wii while otheys watch oy wait