TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a baseball player up to bat that just hit the ball'. Replace the letter 'r' with 'o' in the sentence.

SOLUTION: a baseball playeo up to bat that just hit the ball

PROBLEM: Sentence: 'a person that is sitting under an umbrella'. Replace the letter 'a' with 'l' in the sentence.

SOLUTION: l person thlt is sitting under ln umbrelll

PROBLEM: Sentence: 'a man looks at a freshly made pizza in a kitchen'. Replace the letter 'e' with 'o' in the sentence.

SOLUTION:
a man looks at a froshly mado pizza in a kitchon