TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a baseball player swings his bat at a pitch'. Replace the letter 's' with 'l' in the sentence.

SOLUTION: a baleball player lwingl hil bat at a pitch

PROBLEM: Sentence: 'view from across the street and view from rear view mirror'. Replace the letter 'v' with 't' in the sentence.

SOLUTION: tiew from across the street and tiew from rear tiew mirror

PROBLEM: Sentence: 'the corner of a building with a street sign attached'. Replace the letter 'c' with 'y' in the sentence.

SOLUTION:
the yorner of a building with a street sign attayhed