A zone can be subalpine.Logical formLearned from48 sentences. Part may pertain-to an (occupation zone).Logical formLearned from48 sentences. A zone can be scenic.Logical formLearned from48 sentences. A zone may pertain-to a city.Logical formLearned from48 sentences. A zone may be established.Logical formLearned from48 sentences. A zone can be discretionary.Logical formLearned from48 sentences. Zones can be contested.Logical formLearned from48 sentences. A trip can be to a (war zone).Logical formLearned from48 sentences. Entry can be into a zone.Logical formLearned from48 sentences. A world-city may recognize zones.Logical formLearned from47 sentences. A zone can be drug-free.Logical formLearned from47 sentences. Parts may pertain-to a zone.Logical formLearned from47 sentences. Zones can be discrete.Logical formLearned from47 sentences. Persons can be in a red zone.Logical formLearned from47 sentences. Industrial zones can be qualified.Logical formLearned from47 sentences.