A population can be sympathetic.Logical formLearned from31 sentences. A set can be constituted-of-or-filled-with populations.Logical formLearned from31 sentences. Differences can be between populations.Logical formLearned from31 sentences. Population can be in a continent.Logical formLearned from31 sentences. Population may undergo an aging.Logical formLearned from31 sentences. (Population centers) can be dense.Logical formLearned from31 sentences. Sources may undergo a population.Logical formLearned from31 sentences. A population may undergo a use.Logical formLearned from31 sentences. Ancestry may undergo a population.Logical formLearned from31 sentences. Polar bears may undergo a population.Logical formLearned from31 sentences. A population can be in a male.Logical formLearned from31 sentences. A population can be unwilling.Logical formLearned from31 sentences. (Student populations) may pertain-to persons.Logical formLearned from31 sentences. A population can be happy.Logical formLearned from31 sentences. A population can be hard-nosed.Logical formLearned from31 sentences.