AnalyzerSentence analysis5SpansSentence歩くのが精一杯だ。1000 character limitAnalyzeSentence歩あるくのが精せい一いっ杯ぱいだ。Span Details歩あるくwalkgodan verbのpossession, attribution, nominalizer, or nominal linkergrammarがsubject markergrammar精せい一いっ杯ぱいone's best; the best one can do; with all one's might; as hard as possiblenoun, adverbだ。plain copulagrammar