instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a person is waiting for a pizza to come out of an oven fired grill'. Replace the letter 's' with 'k' in the sentence.
answer:
a perkon ik waiting for a pizza to come out of an oven fired grill


question:
Sentence: 'a metal bowl filled with lots of red apples'. Replace the letter 'b' with 'x' in the sentence.
answer:
a metal xowl filled with lots of red apples


question:
Sentence: 'a boy poses for a picture on a rocking chair'. Replace the letter 'o' with 'n' in the sentence.
answer:

a bny pnses fnr a picture nn a rncking chair