Colleges can be in a region.Logical formLearned from80 sentences. A network may pertain-to a region.Logical formLearned from80 sentences. A region may undergo an annexation.Logical formLearned from80 sentences. Militant groups can be in a region.Logical formLearned from80 sentences. An earthquake may strike a region.Logical formLearned from80 sentences. An islamic state can be in a region.Logical formLearned from80 sentences. A region can be poor.Logical formLearned from80 sentences. Mines can be in a region.Logical formLearned from80 sentences. Militias can be in a region.Logical formLearned from80 sentences. A region can be besieged.Logical formLearned from80 sentences. A region can be dense.Logical formLearned from79 sentences. A zone can be in a region.Logical formLearned from79 sentences. Visits can be to a region.Logical formLearned from79 sentences. Regions may pertain-to a world-city.Logical formLearned from79 sentences. A region can be bounded.Logical formLearned from79 sentences.