AnalyzerSentence analysis4SpansSentence真剣な表情で1000 character limitAnalyzeSentence真しん剣けんな表ひょう情じょうでSpan Details真しん剣けんserious; earnest; sincere; real sword; actual bladena-adjective, nounなadnominal form of the copula after a na-adjectivegrammar表ひょう情じょうfacial expression; countenance; look; appearance; expressivenessnounでcontinuative form of the copulagrammar