AnalyzerSentence analysis5SpansSentence彼はSFオタクだ。1000 character limitAnalyzeSentence彼かれはSFオタクだ。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammarSFscience fiction; sci-fi; SF-> SFnounオタクotaku; geek; nerd; enthusiastnoun, noun suffixだ。plain copulagrammar