instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a bench along a forested hiking path'. Replace the letter 'd' with 'u' in the sentence.
answer:
a bench along a foresteu hiking path

question:
Sentence: 'a person on a surfboard riding in ocean waves'. Replace the letter 's' with 'g' in the sentence.
answer:
a pergon on a gurfboard riding in ocean waveg

question:
Sentence: 'cars that are in traffic in a city'. Replace the letter 'i' with 's' in the sentence.
answer:
cars that are sn traffsc sn a csty