A threat can be mysterious.Logical formLearned from40 sentences. A drug can be mysterious.Logical formLearned from40 sentences. A driver can be mysterious.Logical formLearned from39 sentences. A scientist can be mysterious.Logical formLearned from39 sentences. Flashes can be mysterious.Logical formLearned from39 sentences. A host can be mysterious.Logical formLearned from39 sentences. An adventure can be mysterious.Logical formLearned from39 sentences. Particles can be mysterious.Logical formLearned from39 sentences. Contents can be mysterious.Logical formLearned from39 sentences. A feel can be mysterious.Logical formLearned from39 sentences. A death can be mysterious.Logical formLearned from39 sentences. A purpose can be mysterious.Logical formLearned from39 sentences. A (motorcycle accident) can be mysterious.Logical formLearned from39 sentences. Killers can be mysterious.Logical formLearned from39 sentences. A face can be mysterious.Logical formLearned from38 sentences.