AnalyzerSentence analysis3SpansSentence悲しそうに1000 character limitAnalyzeSentence悲かなしそうにSpan Details悲かなしsad; unhappy; sorrowful; lamentable; deplorable-> 悲しいi-adjectiveそうseems; looks like; appearsauxiliary, na-adjectiveにadverbial form after a na-adjectivegrammar