A structure may undergo an opening.Logical formLearned from29 sentences. A structure can be unsafe.Logical formLearned from29 sentences. A structure may pertain-to a self.Logical formLearned from29 sentences. An edge may pertain-to a structure.Logical formLearned from29 sentences. A structure can be abstract.Logical formLearned from29 sentences. A structure may pertain-to an union.Logical formLearned from29 sentences. A structure may be adopted.Logical formLearned from29 sentences. A structure may pertain-to a land.Logical formLearned from29 sentences. A structure may undergo a loss.Logical formLearned from29 sentences. Structures can be occupied.Logical formLearned from29 sentences. A (government structure) may pertain-to a country.Logical formLearned from29 sentences. A structure may undergo a motion.Logical formLearned from29 sentences. A structure may pertain-to an organism.Logical formLearned from29 sentences. Walls may pertain-to structures.Logical formLearned from29 sentences. A model may show structure.Logical formLearned from29 sentences.