A (tour bus) may pertain-to a group.Logical formLearned from18 sentences. Access can be to some (bus lines).Logical formLearned from18 sentences. A person can be on buses.Logical formLearned from18 sentences. A (bus driver) can be crazy.Logical formLearned from18 sentences. A person can be a bus.Logical formLearned from18 sentences. A bomb may hit an (air force bus).Logical formLearned from18 sentences. A man may be killed on a bus.Logical formLearned from18 sentences. A bus can be full of persons.Logical formLearned from18 sentences. A (city bus) may pertain-to a military-commander.Logical formLearned from18 sentences. A bus may make a stop.Logical formLearned from18 sentences. A bus may roll.Logical formLearned from18 sentences. A bus can be an option.Logical formLearned from18 sentences. A (bus tour) may pertain-to a person.Logical formLearned from18 sentences. (Bus service) can be between some countries.Logical formLearned from18 sentences. A back may pertain-to buses.Logical formLearned from18 sentences.