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

[Q]: Sentence: 'a small bird perched on a open window'. Replace the letter 'e' with 'r' in the sentence.
[A]: a small bird prrchrd on a oprn window

[Q]: Sentence: 'a gray elephant standing next to green bushes'. Replace the letter 'e' with 'o' in the sentence.
[A]: a gray olophant standing noxt to groon bushos

[Q]: Sentence: 'the food is prepared on the kitchen table'. Replace the letter 't' with 'm' in the sentence.
[A]:
mhe food is prepared on mhe kimchen mable