AnalyzerSentence analysis5SpansSentence彼は一晩中勉強した。1000 character limitAnalyzeSentence彼かれは一ひと晩ばん中じゅう勉べん強きょうした。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar一ひと晩ばん中じゅうall night long; all through the nightadverb勉べん強きょうstudy; learning; diligence; hard work; effort; experience; knowledge; lesson; discount; price reductionnoun, suru verbした。light/support verb with a noun or noun-like phrase-> するgrammar