AnalyzerSentence analysis4SpansSentenceに熟練している1000 character limitAnalyzeSentenceに熟じゅく練れんしているSpan Detailsにdirection, time, indirect object, or target markergrammar熟じゅく練れんskill; expertise; proficiency; masterynoun, suru verbしlight/support verb with a noun or noun-like phrase-> するgrammarているongoing or resultant stategrammar
