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Sentence analysis
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Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
化石
fossil; fossilization; petrificationnoun, suru verb
は
topic markergrammar
頭蓋骨
skull; craniumnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
一部
one part; one portion; one section; one copy; one complete setnoun, adverb
だ。
plain copulagrammar