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

[EX Q]: Sentence: 'a man is on a saddled horse with reins'. Replace the letter 's' with 'o' in the sentence.
[EX A]: a man io on a oaddled horoe with reino

[EX Q]: Sentence: 'a memorial with various plaques and american flags on it'. Replace the letter 'a' with 'k' in the sentence.
[EX A]: k memorikl with vkrious plkques knd kmerickn flkgs on it

[EX Q]: Sentence: 'a close up of a giraffe with a blurry background'. Replace the letter 'a' with 'q' in the sentence.
[EX A]:
q close up of q girqffe with q blurry bqckground