In this task, you need to replace a letter in the sentence with another given letter.
--------
Question: Sentence: 'a long green grain traveling past a white building'. Replace the letter 'w' with 'o' in the sentence.

Answer: a long green grain traveling past a ohite building


Question: Sentence: 'a crooked street sign on a damaged sidewalk'. Replace the letter 'm' with 'u' in the sentence.

Answer: a crooked street sign on a dauaged sidewalk


Question: Sentence: 'a cat sitting on a box very close to a tv watching the action'. Replace the letter 'o' with 't' in the sentence.

Answer:
a cat sitting tn a btx very cltse tt a tv watching the actitn