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Sentence analysis
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Sentence
Span Details
超新星爆発
supernova explosionnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
後、
behind; the rear; the back; after; later; afterward; the rest; the remainder; what remains; more; left; remaining; also; in addition; another thing; successor; heir; descendant; after one's death; after one is gone; past; previousnoun, no-adjective, adverb
光エコー
light echonoun
が
subject markergrammar
観測
observation; survey; measurement; opinion; prediction; thinkingnoun, suru verb
され
passive, potential, or respect auxiliary-> されるgrammar
た。
past tense or completed actiongrammar