AnalyzerSentence analysis5SpansSentence川があふれそうだ。1000 character limitAnalyzeSentence川かわがあふれそうだ。Span Details川かわriver; stream; River; the ... rivernoun, suffixがsubject markergrammarあふれoverflow; brim over; flood-> 溢れるichidan verbそうseems; looks like; appearsauxiliary, na-adjectiveだ。plain copulagrammar