instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a man in a baseball cap watching something in the air'. Replace the letter 'g' with 'o' in the sentence.
answer:
a man in a baseball cap watchino somethino in the air


question:
Sentence: 'a woman is snowboarding down a snowy hill'. Replace the letter 'l' with 'b' in the sentence.
answer:
a woman is snowboarding down a snowy hibb


question:
Sentence: 'tables are lined up under umbrellas by a pool'. Replace the letter 'l' with 'n' in the sentence.
answer:

tabnes are nined up under umbrennas by a poon