In this task, you need to replace a letter in the sentence with another given letter.

Sentence: 'a black cat is sniffing a glass bottle'. Replace the letter 'c' with 'f' in the sentence.
a blafk fat is sniffing a glass bottle

Sentence: 'a chinese entree displayed on a red plate'. Replace the letter 'n' with 'z' in the sentence.
a chizese eztree displayed oz a red plate

Sentence: 'a car is parked near a wooden bench'. Replace the letter 'c' with 'q' in the sentence.

a qar is parked near a wooden benqh