An ecosystem can be fragile.Logical formLearned from900 sentences. Ecosystems can be fragile.Logical formLearned from770 sentences. An ecosystem may pertain-to persons.Logical formLearned from587 sentences. Ecosystems can be healthy.Logical formLearned from519 sentences. Ecosystems may pertain-to the world.Logical formLearned from501 sentences. Ecosystems may pertain-to persons.Logical formLearned from454 sentences. An ecosystem can be healthy.Logical formLearned from450 sentences. An ecosystem can be global.Logical formLearned from390 sentences. A part may pertain-to an ecosystem.Logical formLearned from371 sentences. Health may pertain-to an ecosystem.Logical formLearned from360 sentences. Ecosystems can be complex.Logical formLearned from297 sentences. An ecosystem can be delicate.Logical formLearned from294 sentences. An ecosystem can be mobile.Logical formLearned from284 sentences. An ecosystem can be complex.Logical formLearned from278 sentences. Ecosystems can be sensitive.Logical formLearned from275 sentences.