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

[EX Q]: Sentence: 'lots of luggage is jammed into the back compartment of a van'. Replace the letter 'o' with 'h' in the sentence.
[EX A]: lhts hf luggage is jammed inth the back chmpartment hf a van

[EX Q]: Sentence: 'a yellow street sign sitting on the side of a road'. Replace the letter 'a' with 'd' in the sentence.
[EX A]: d yellow street sign sitting on the side of d rodd

[EX Q]: Sentence: 'a standing clock in the middle of a sidewalk with people gathered around'. Replace the letter 'n' with 'k' in the sentence.
[EX A]:
a stakdikg clock ik the middle of a sidewalk with people gathered aroukd