A (railroad company) may pertain-to a country.Logical formLearned from69 sentences. A stop can be on a railroad.Logical formLearned from67 sentences. A railroad can be in a us-state.Logical formLearned from67 sentences. A route may pertain-to a railroad.Logical formLearned from65 sentences. A (railroad worker) can be retired.Logical formLearned from65 sentences. Railroads may undergo a building.Logical formLearned from65 sentences. Transcontinental railroad can be in 1860s.Logical formLearned from64 sentences. A railroad can be in a continent.Logical formLearned from64 sentences. Railroads may pertain-to a country.Logical formLearned from64 sentences. A railroad may be built.Logical formLearned from63 sentences. A railroad may pertain-to a person.Logical formLearned from63 sentences. A railroad may begin.Logical formLearned from62 sentences. A railroad may be constructed.Logical formLearned from62 sentences. Railroads may pertain-to a male.Logical formLearned from61 sentences. A railroad may undergo a development.Logical formLearned from61 sentences.