instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'two giraffe standing in an enclosure at the zoo next to a  tree'. Replace the letter 'n' with 'g' in the sentence.
answer:
two giraffe stagdigg ig ag egclosure at the zoo gext to a  tree


question:
Sentence: 'two girls holding blue umbrellas wearing shirts and plastic'. Replace the letter 'd' with 'y' in the sentence.
answer:
two girls holying blue umbrellas wearing shirts any plastic


question:
Sentence: 'a group of women are having a discussion at a restaurant'. Replace the letter 's' with 'y' in the sentence.
answer:

a group of women are having a diycuyyion at a reytaurant