AnalyzerSentence analysis4SpansSentence交替で勤務する1000 character limitAnalyzeSentence交こう替たいで勤きん務むするSpan Details交こう替たいchange; alternation; rotation; replacement; substitution; shift; relief; taking turns-> 交代noun, suru verbでlocation, means, or scope markergrammar勤きん務むwork; duty; servicenoun, suru verbするlight/support verb with a noun or noun-like phrasegrammar