instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a woman gives a thumbs up sign while sitting in front of a sandwich'. Replace the letter 's' with 'h' in the sentence.
answer:
a woman giveh a thumbh up hign while hitting in front of a handwich

question:
Sentence: 'street signs hanging next to a traffic light on a city street'. Replace the letter 'g' with 'm' in the sentence.
answer:
street simns hanminm next to a traffic limht on a city street

question:
Sentence: 'man stands at the counter as the woman pours him a glass of wine'. Replace the letter 'l' with 'v' in the sentence.
answer:
man stands at the counter as the woman pours him a gvass of wine