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Sentence
Span Details
惑星探査
planetary explorationnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
歴史
historynoun
は
topic markergrammar
宇宙開発
space development; space explorationnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
重要
important; essential; significantna-adjective
な
adnominal form of the copula after a na-adjectivegrammar
一部
one part; one portion; one section; one copy; one complete setnoun, adverb
だ。
plain copulagrammar