instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'closeup of two teddy bears in red scarves and a brown teddy bear'. Replace the letter 'i' with 'y' in the sentence.
answer:
closeup of two teddy bears yn red scarves and a brown teddy bear

question:
Sentence: 'a large elephant that has people all around it'. Replace the letter 'h' with 'm' in the sentence.
answer:
a large elepmant tmat mas people all around it

question:
Sentence: 'there is two men that are standing next to each other'. Replace the letter 'g' with 's' in the sentence.
answer:
there is two men that are standins next to each other