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

[Q]: Sentence: 'a plate of food which contain smothered meat, potatoes and broccoli'. Replace the letter 'p' with 'v' in the sentence.
[A]: a vlate of food which contain smothered meat, votatoes and broccoli

[Q]: Sentence: 'a woman is standing on a street curb'. Replace the letter 'a' with 't' in the sentence.
[A]: t womtn is sttnding on t street curb

[Q]: Sentence: 'a brown horse with white fetlocks grazing in a fenced in yard'. Replace the letter 'f' with 'a' in the sentence.
[A]:
a brown horse with white aetlocks grazing in a aenced in yard