AnalyzerSentence analysis3SpansSentence境界があいまい1000 character limitAnalyzeSentence境きょう界かいがあいまいSpan Details境きょう界かいboundary; border; limitnounがsubject markergrammarあいまいvague; ambiguous; unclear; shady; disreputable; dubious; fuzzy-> 曖昧na-adjective, noun