AnalyzerSentence analysis6SpansSentence坂道では変速が必要だ。1000 character limitAnalyzeSentence坂さか道みちでは変へん速そくが必ひつ要ようだ。Span Details坂さか道みちhill road; slope; inclinenounではcontrastive で + は; then; well thengrammar変へん速そくgear shifting; changing gearsnoun, suru verbがsubject markergrammar必ひつ要ようnecessary; needed; essential; necessity; need; requirementna-adjective, nounだ。plain copulagrammar