A (command structure) can be integrated.Logical formLearned from180 sentences. A structure can be efficient.Logical formLearned from179 sentences. Structures can be vital.Logical formLearned from179 sentences. A range can be constituted-of-or-filled-with structures.Logical formLearned from177 sentences. A structure may pertain-to a game.Logical formLearned from177 sentences. A structure may undergo a collapse.Logical formLearned from177 sentences. Thousands can be constituted-of-or-filled-with structures.Logical formLearned from175 sentences. Structures can be facial.Logical formLearned from175 sentences. A structure may pertain-to a group.Logical formLearned from175 sentences. A structure may pertain-to work.Logical formLearned from173 sentences. Structures can be in place.Logical formLearned from173 sentences. A structure may pertain-to an economy.Logical formLearned from173 sentences. A structure may pertain-to a complex.Logical formLearned from172 sentences. An (age structure) may pertain-to a population.Logical formLearned from169 sentences. A structure can be prominent.Logical formLearned from168 sentences.