instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'some brown black and white horses clouds and rocks'. Replace the letter 'a' with 'n' in the sentence.
answer:
some brown blnck nnd white horses clouds nnd rocks

question:
Sentence: 'a baseball player swinging a bat at a ball'. Replace the letter 's' with 'n' in the sentence.
answer:
a baneball player nwinging a bat at a ball

question:
Sentence: 'a table that has meat, buns, and vegetables on it'. Replace the letter 'a' with 'g' in the sentence.
answer:
g tgble thgt hgs megt, buns, gnd vegetgbles on it