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

[EX Q]: Sentence: 'a group of men sitting at a desk with lap top computers'. Replace the letter 'p' with 'z' in the sentence.
[EX A]: a grouz of men sitting at a desk with laz toz comzuters

[EX Q]: Sentence: 'a rare picture of an individual within this image'. Replace the letter 'd' with 'z' in the sentence.
[EX A]: a rare picture of an inzivizual within this image

[EX Q]: Sentence: 'two toilets sitting in stalls with black seats'. Replace the letter 's' with 'a' in the sentence.
[EX A]:
two toileta aitting in atalla with black aeata