A center may pertain-to an old city.Logical formLearned from72 sentences. A city can be byzantine.Logical formLearned from72 sentences. An event can be in a city.Logical formLearned from72 sentences. Unrest can be in a city.Logical formLearned from72 sentences. Cities can be in a continental-region.Logical formLearned from71 sentences. Some cities can be throughout the world.Logical formLearned from71 sentences. A world-city may remain a city.Logical formLearned from71 sentences. A city can be in a canadian-province.Logical formLearned from71 sentences. A bishop may pertain-to a city.Logical formLearned from71 sentences. A (capital city) may pertain-to a region.Logical formLearned from71 sentences. A city can be vulnerable.Logical formLearned from71 sentences. Cities may undergo importance.Logical formLearned from71 sentences. A city can be enchanting.Logical formLearned from71 sentences. Rooftops may pertain-to a city.Logical formLearned from71 sentences. A city may undergo an exploration.Logical formLearned from71 sentences.