AnalyzerSentence analysis8SpansSentence彼は数学の分野では独擅場だ。1000 character limitAnalyzeSentence彼かれは数すう学がくの分ぶん野やでは独どく擅せん場じょうだ。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar数すう学がくmathematicsnounのpossession, attribution, nominalizer, or nominal linkergrammar分ぶん野やfield; area; domain; branchnounではcontrastive で + は; then; well thengrammar独どく擅せん場じょうone's exclusive domain; field where one is unrivalednounだ。plain copulagrammar