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

Q: Sentence: 'a woman standing in front of a bear in an enclosure'. Replace the letter 'e' with 'r' in the sentence.

A: a woman standing in front of a brar in an rnclosurr
****
Q: Sentence: 'a city street with cars and busses near buildings'. Replace the letter 'e' with 'd' in the sentence.

A: a city strddt with cars and bussds ndar buildings
****
Q: Sentence: 'a house cat sits on an oven door, sniffing the oven racks inside'. Replace the letter 'i' with 'y' in the sentence.

A:
a house cat syts on an oven door, snyffyng the oven racks ynsyde
****