input: Please answer the following: Two sister cities had different environments. Shanghai had big problems with air pollution while Berna took very good care of the surrounding environment and air quality. Which city had people at increased risk of developing asthma?
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output: Shanghai

input: Please answer the following: Two groups of students went on a field trip. Group Scouts visited a bee farm, while group Bears went to a salmon hatchery. Group Scouts had children experiencing mild allergic reactions, while one student had severe allergic reactions to a bee sting. Which group had fewer students experiencing a runny nose?
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output: Bears

input: Please answer the following: Dean and Paul both went to volunteered in Africa. They had a blood test when they came back. Paul had been infected with the HIV virus while Dean was healthy and clean. Which friend has a virus that is transmitted by contact with infected breast milk?
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output: Paul

input: Please answer the following: The hospital in Y city had a good disposal site in which they disposed of Biomedical wastes, but the hospital in the neighboring city X had big problems, because the biomedical waste contaminated the ground water and affected the population. Which city had less contaminated ground water?
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output:
Y city