[Q]: Two groups of people were part of a nutrition study that lasted 2 years. Group A had a normal diet, while group B consumed an extra 1000 calories a day for 2 years. Group B gained lots of weight. Which group had more people that may become obese?
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[A]: group B
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 air that was harmful to human beings?
++++++++++
output: Shanghai
Please answer this: Scientists studied two island. One with an old ecosystem named Old island, and the other with a newly formed and forming ecosystem named New island. Both islands were inhabited, Old island being heavily inhabited. Which island had a more favorable soil for new ecosystems?
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Answer: New
Problem: Two groups of teens studied fire for the physics class. Group S made a fire using large logs, while group F made a fire using small twigs and sawdust. Both groups used the same volume of wood. Which group made a fire that burned slower?

A: Group S
Problem: Given the question: There are two exact copies of planets, Necrulon and Krankor, including the animals and plants on each planet. Recently though, people on Krankor have been wanting to have more space for new buildings. In order to accommodate these new buildings, they have started to cut forests and clear land. The people on Necrulon, however, decided to keep their forests and land rather than further industrialize. Does Necrulon have more or less autotrophic organisms than Krankor?
++++++++++++++++++++++++++++++++
The answer is:
more
Problem: Two villages experienced flooding this spring. Berg village used many sandbags to protect from the dam overflowing. Creek village didn't use any sandbags, they were caught by surprise. Which village was less affected by the dam overflowing?

A:
Berg