Buses can be empty.Logical formLearned from14 sentences. Buses can be second-class.Logical formLearned from14 sentences. Buses can be pink.Logical formLearned from14 sentences. (Bus companies) can be long-distance.Logical formLearned from14 sentences. An arrival may pertain-to a bus.Logical formLearned from14 sentences. Buses can be cramped.Logical formLearned from14 sentences. Buses can be heavy-duty.Logical formLearned from14 sentences. Emissions can be from (school buses).Logical formLearned from14 sentences. A bus can be cold.Logical formLearned from14 sentences. A width may pertain-to a (data bus).Logical formLearned from14 sentences. Posters can be on buses.Logical formLearned from14 sentences. A person may drive behind a bus.Logical formLearned from14 sentences. A (roadside bomb) may strike a bus.Logical formLearned from14 sentences. A (car bomb) may blow_up a bus.Logical formLearned from14 sentences. (Bus stops) can be smashed.Logical formLearned from14 sentences.