AnalyzerSentence analysis6SpansSentence彼は無駄に努力した。1000 character limitAnalyzeSentence彼かれは無む駄だに努ど力りょくした。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar無む駄だfutility; waste; uselessness; pointlessness; idlenessnoun, na-adjectiveにdirection, time, indirect object, or target markergrammar努ど力りょくeffort; hard work; endeavornoun, suru verbした。light/support verb with a noun or noun-like phrase-> するgrammar