AnalyzerSentence analysis4SpansSentence葉が黄変する1000 character limitAnalyzeSentence葉はが黄こう変へんするSpan Details葉はleaf; blade; needle; frond; foliagenounがsubject markergrammar黄こう変へん-noun黄変おうへんyellowing; turning yellowするlight/support verb with a noun or noun-like phrasegrammar