Headlights can be optional.Logical formLearned from5 sentences. (Halo headlights) can be black.Logical formLearned from5 sentences. A headlight can be for (night riding).Logical formLearned from5 sentences. A headlight can be clear.Logical formLearned from5 sentences. Persons may see headlights.Logical formLearned from5 sentences. Headlights may be pointed at a dawn.Logical formLearned from5 sentences. A moose may be caught in headlights.Logical formLearned from5 sentences. Some headlights may come toward a person.Logical formLearned from5 sentences. Headlights can be dim.Logical formLearned from5 sentences. Headlights can be dimmed.Logical formLearned from5 sentences. A headlight can be built-in.Logical formLearned from5 sentences. A person may have a (driver side headlight).Logical formLearned from5 sentences. Headlights can be wide.Logical formLearned from5 sentences. Headlights may turn in a direction.Logical formLearned from5 sentences. A headlight may pertain-to a train.Logical formLearned from5 sentences.