TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a chinese entree displayed on a red plate'. Replace the letter 'n' with 'z' in the sentence.

SOLUTION: a chizese eztree displayed oz a red plate

PROBLEM: Sentence: 'a person holding a small remote key chain'. Replace the letter 'n' with 'j' in the sentence.

SOLUTION: a persoj holdijg a small remote key chaij

PROBLEM: Sentence: 'a television that is sitting on a entertainment center'. Replace the letter 'a' with 'u' in the sentence.

SOLUTION:
u television thut is sitting on u entertuinment center