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 herd of cattle standing on a lush green field'. Replace the letter 'g' with 'f' in the sentence.
[EX A]: a herd of cattle standinf on a lush freen field

[EX Q]: Sentence: 'a cat sleeping sleeping on a pile of pillows'. Replace the letter 'o' with 'm' in the sentence.
[EX A]:
a cat sleeping sleeping mn a pile mf pillmws