instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a skier with his legs covered in snow lifts one of his feet to stamp it'. Replace the letter 's' with 'y' in the sentence.
answer:
a ykier with hiy legy covered in ynow lifty one of hiy feet to ytamp it


question:
Sentence: 'a black and white photo of a bird clouds sand and water'. Replace the letter 'b' with 'p' in the sentence.
answer:
a plack and white photo of a pird clouds sand and water


question:
Sentence: 'two giraffes and a gazelles ruing through the grass'. Replace the letter 'e' with 'o' in the sentence.
answer:

two giraffos and a gazollos ruing through tho grass