instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'young boy leaping into air with tennis racket with dog below him'. Replace the letter 't' with 'r' in the sentence.
answer:
young boy leaping inro air wirh rennis racker wirh dog below him

question:
Sentence: 'a couple of kids laying in bed together'. Replace the letter 'o' with 'v' in the sentence.
answer:
a cvuple vf kids laying in bed tvgether

question:
Sentence: 'two giraffes eating hay out of basket hanging in tree'. Replace the letter 'b' with 'z' in the sentence.
answer:
two giraffes eating hay out of zasket hanging in tree