instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'two tennis players shaking hands over the net'. Replace the letter 'n' with 'f' in the sentence.
answer:
two teffis players shakifg hafds over the fet


question:
Sentence: 'a man dressed in a knight costume riding a horse performing at a show'. Replace the letter 'e' with 'j' in the sentence.
answer:
a man drjssjd in a knight costumj riding a horsj pjrforming at a show


question:
Sentence: 'an airplane is in the air over a building'. Replace the letter 'b' with 'd' in the sentence.
answer:

an airplane is in the air over a duilding