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

Sentence: 'two stuffed animal bears  sitting next to a candy bar and a flower pot on a table'. Replace the letter 'd' with 'w' in the sentence.
two stuffew animal bears  sitting next to a canwy bar anw a flower pot on a table

Sentence: 'a herd of black cattle grazing and lounging in a green field'. Replace the letter 'a' with 'q' in the sentence.
q herd of blqck cqttle grqzing qnd lounging in q green field

Sentence: 'a sign is prominent on a street corner'. Replace the letter 'a' with 'h' in the sentence.

h sign is prominent on h street corner