AnalyzerSentence analysis6SpansSentence彼の研究分野は分子生物学です。1000 character limitAnalyzeSentence彼かれの研けん究きゅう分ぶん野やは分ぶん子し生せい物ぶつ学がくです。Span Details彼かれhe; him; boyfriendpronounのpossession, attribution, nominalizer, or nominal linkergrammar研けん究きゅう分ぶん野やresearch area; field of researchnounはtopic markergrammar分ぶん子し生せい物ぶつ学がくmolecular biologynounです。be; is; arecopula, auxiliary出洲ですspit of land; sandspit