TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a no parking sign next to a car riding down a street'. Replace the letter 'g' with 'l' in the sentence.

SOLUTION: a no parkinl siln next to a car ridinl down a street

PROBLEM: Sentence: 'a metal tray holding various vegetables that include potatoes and onions'. Replace the letter 'h' with 'e' in the sentence.

SOLUTION: a metal tray eolding various vegetables teat include potatoes and onions

PROBLEM: Sentence: 'a table and some chairs in a room'. Replace the letter 'a' with 'z' in the sentence.

SOLUTION:
z tzble znd some chzirs in z room