A person may travel throughout a us-state.Logical formLearned from15 sentences. A while may travel on a passport.Logical formLearned from15 sentences. A (prime minister) may travel to a world-city.Logical formLearned from15 sentences. A person may travel with a backpack.Logical formLearned from15 sentences. A person may travel with children.Logical formLearned from15 sentences. A male may travel on a road.Logical formLearned from15 sentences. A bubble may travel.Logical formLearned from15 sentences. Trains may travel at speeds.Logical formLearned from15 sentences. A person can be interested in traveling.Logical formLearned from15 sentences. A child may travel with a person.Logical formLearned from15 sentences. A husband may travel with a female.Logical formLearned from15 sentences. A person may travel on a bus.Logical formLearned from15 sentences. Passengers may travel with children.Logical formLearned from15 sentences. A US-president may travel the world.Logical formLearned from15 sentences. A male may travel incognito.Logical formLearned from15 sentences.