A male may travel by motorcycle.Logical formLearned from15 sentences. A person may be killed in a (motorcycle accident).Logical formLearned from15 sentences. A (production motorcycle) may pertain-to the world.Logical formLearned from14 sentences. A (motorcycle racing career) may pertain-to a male.Logical formLearned from14 sentences. A (motorcycle road racer) can be retired.Logical formLearned from14 sentences. A rider may pertain-to a motorcycle.Logical formLearned from14 sentences. A rear may pertain-to a motorcycle.Logical formLearned from14 sentences. A (motorcycle helmet law) may pertain-to a us-state.Logical formLearned from14 sentences. A cost may pertain-to a motorcycle.Logical formLearned from14 sentences. A male may go on a (motorcycle tour).Logical formLearned from14 sentences. A (motorcycle tour) can be through a continent.Logical formLearned from14 sentences. A (motorcycle brand) can be known.Logical formLearned from14 sentences. (Motorcycle boots) may pertain-to a male.Logical formLearned from14 sentences. Some brands can be constituted-of-or-filled-with motorcycles.Logical formLearned from14 sentences. A motorcycle can be pink.Logical formLearned from14 sentences.