AnalyzerSentence analysis6SpansSentence衛兵が交代する時間だ。1000 character limitAnalyzeSentence衛えい兵へいが交こう代たいする時じ間かんだ。Span Details衛えい兵へいguard; sentinel; garrisonnounがsubject markergrammar交こう代たいchange; alternation; rotation; replacement; substitution; shift; relief; taking turnsnoun, suru verbするlight/support verb with a noun or noun-like phrasegrammar時じ間かんtime; hour; period; class; lessonnounだ。plain copulagrammar