A phenomenon may pertain-to a sports-celebrity.Logical formLearned from14 sentences. A phenomenon may be documented.Logical formLearned from14 sentences. Persons may discuss a phenomenon.Logical formLearned from14 sentences. A phenomenon can be in the universe.Logical formLearned from14 sentences. A phenomenon can be certifiable.Logical formLearned from14 sentences. A phenomenon can be unavoidable.Logical formLearned from14 sentences. A phenomenon can be vital.Logical formLearned from14 sentences. A person may think about a phenomenon.Logical formLearned from14 sentences. Drought can be a phenomenon.Logical formLearned from14 sentences. A phenomenon may undergo an evolution.Logical formLearned from14 sentences. A phenomenon can be in part.Logical formLearned from14 sentences. A phenomenon can be under_investigation.Logical formLearned from14 sentences. An overview may pertain-to a phenomenon.Logical formLearned from14 sentences. A (weather phenomenon) can be over an ocean.Logical formLearned from14 sentences. A phenomenon can be baffling.Logical formLearned from14 sentences.