A nature may pertain-to a phenomenon.Logical formLearned from181 sentences. A phenomenon can be odd.Logical formLearned from180 sentences. A phenomenon can be related.Logical formLearned from178 sentences. An explanation can be for a phenomenon.Logical formLearned from177 sentences. A study may pertain-to a phenomenon.Logical formLearned from177 sentences. A phenomenon may pertain-to a country.Logical formLearned from173 sentences. A phenomenon can be known.Logical formLearned from160 sentences. Terrorism can be a phenomenon.Logical formLearned from153 sentences. A phenomenon can be monetary.Logical formLearned from152 sentences. A phenomenon can be unparalleled.Logical formLearned from150 sentences. A phenomenon can be fascinating.Logical formLearned from145 sentences. A phenomenon can be regional.Logical formLearned from145 sentences. A phenomenon can be disturbing.Logical formLearned from143 sentences. A phenomenon can be weird.Logical formLearned from143 sentences. A part may pertain-to a phenomenon.Logical formLearned from138 sentences.