A category can be elusive.Logical formLearned from11 sentences. Threats can be elusive.Logical formLearned from11 sentences. A standard can be elusive.Logical formLearned from11 sentences. A topic can be elusive.Logical formLearned from11 sentences. A shark can be elusive.Logical formLearned from11 sentences. A line can be elusive.Logical formLearned from11 sentences. A cause can be elusive.Logical formLearned from11 sentences. A material can be elusive.Logical formLearned from11 sentences. Trout can be elusive.Logical formLearned from11 sentences. A life can be elusive.Logical formLearned from11 sentences. A back can be elusive.Logical formLearned from11 sentences. Answers may remain elusive.Logical formLearned from11 sentences. A degree can be elusive.Logical formLearned from11 sentences. A female may remain elusive.Logical formLearned from11 sentences. A reason can be elusive.Logical formLearned from11 sentences.