TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a bus parked on the side of the road'. Replace the letter 'o' with 'd' in the sentence.

SOLUTION: a bus parked dn the side df the rdad

PROBLEM: Sentence: 'a plate topped with a bacon and broccoli salad'. Replace the letter 'o' with 't' in the sentence.

SOLUTION: a plate ttpped with a bactn and brtcctli salad

PROBLEM: Sentence: 'batter taking swing at ball with catcher and umpire looking on'. Replace the letter 'a' with 'h' in the sentence.

SOLUTION:
bhtter thking swing ht bhll with chtcher hnd umpire looking on