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Sentence
Span Details
リアナ
-noun
は
topic markergrammar
熱帯
tropics; tropical zonenoun
生態系
ecosystemnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
重要
important; essential; significantna-adjective
な
adnominal form of the copula after a na-adjectivegrammar
構成要素
component; element; constituent partnoun
だ。
plain copulagrammar