Keys can be to an apartment.Logical formLearned from70 sentences. An (apartment building) can be at a road.Logical formLearned from70 sentences. Keys can be to an apartment.Logical formLearned from70 sentences. Apartments can be in a city.Logical formLearned from69 sentences. Apartments can be low-rise.Logical formLearned from69 sentences. (Apartment buildings) may pertain-to a US-city.Logical formLearned from69 sentences. A comfort may pertain-to an apartment.Logical formLearned from69 sentences. Some apartment can be in a US-city.Logical formLearned from69 sentences. A person may look around an apartment.Logical formLearned from69 sentences. A female may stay at an apartment.Logical formLearned from69 sentences. An apartment can be vacant.Logical formLearned from69 sentences. A male may stay at an apartment.Logical formLearned from69 sentences. An (apartment building) can be in a world-city.Logical formLearned from69 sentences. Blocks can be constituted-of-or-filled-with apartments.Logical formLearned from69 sentences. A (holiday apartment) may pertain-to a family.Logical formLearned from69 sentences.