AnalyzerSentence analysis6SpansSentence研究対象の選び方が重要だ。1000 character limitAnalyzeSentence研けん究きゅう対たい象しょうの選えらび方かたが重じゅう要ようだ。Span Details研けん究きゅう対たい象しょうresearch subject; subject of researchnounのpossession, attribution, nominalizer, or nominal linkergrammar選えらび方かたhow to choose; way of choosing; choicenounがsubject markergrammar重じゅう要ようimportant; essential; significantna-adjectiveだ。plain copulagrammar