A male may hop on a bus.Logical formLearned from18 sentences. Buses can be abandoned.Logical formLearned from18 sentences. A bus may undergo an operation.Logical formLearned from18 sentences. A bus may be located.Logical formLearned from18 sentences. A person may sit at a (bus stop).Logical formLearned from18 sentences. A (charter bus) may stop at an intersection.Logical formLearned from18 sentences. An explosion may hit a bus.Logical formLearned from18 sentences. Buses can be comfortable.Logical formLearned from18 sentences. Bus can be in a US-city.Logical formLearned from18 sentences. Bus can be to an airport.Logical formLearned from18 sentences. Buses can be a means of transportation.Logical formLearned from18 sentences. (Bus metal) may be wrapped around a front of a locomotive.Logical formLearned from18 sentences. Buses can be heated.Logical formLearned from18 sentences. A truck may crash into a bus.Logical formLearned from18 sentences. A (bus attack) may complicate efforts.Logical formLearned from18 sentences.