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Sentence analysis
9Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
研究
research; study; investigationnoun, suru verb
では
contrastive で + は; then; well thengrammar
非主要
minor; non-primary; secondaryna-adjective
な
adnominal form of the copula after a na-adjectivegrammar
要因
main cause; primary factornoun, no-adjective
は
topic markergrammar
除外
exclusion; exception; excludingnoun, suru verb
した。
light/support verb with a noun or noun-like phrase-> するgrammar