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Sentence analysis
6Spans
Sentence
Span Details
その
that; the; part; section; number; um; er; uh-> 其のpre-noun adjective, interjection
出来事
event; incident; occurrencenoun
は
topic markergrammar
紀元前
BC; BCE; before the Common Eranoun, adverb
に
direction, time, indirect object, or target markergrammar
さかのぼる。
go upstream; go up a river; go back in time; date back to; trace back to; be retroactive-> 遡るgodan verb