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

[EX Q]: Sentence: 'a house cat sits on an oven door, sniffing the oven racks inside'. Replace the letter 'i' with 'y' in the sentence.
[EX A]: a house cat syts on an oven door, snyffyng the oven racks ynsyde

[EX Q]: Sentence: 'a girl riding a horse is jumping the log'. Replace the letter 'a' with 't' in the sentence.
[EX A]: t girl riding t horse is jumping the log

[EX Q]: Sentence: 'a giraffe in a zoo setting with all the leaves gone from the trees'. Replace the letter 'o' with 'b' in the sentence.
[EX A]:
a giraffe in a zbb setting with all the leaves gbne frbm the trees