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Sentence analysis
11Spans
Sentence
Span Details
光化学反応
photochemical reactionnoun
は、
topic markergrammar
大気汚染
air pollutionnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
原因
cause; origin; sourcenoun, suru verb
の
possession, attribution, nominalizer, or nominal linkergrammar
一つ
one; for one thing; only; just; (not) even one; just (try it); a little; some kind of; one type ofnumeric, noun, adverb, no-adjective
として
as; in the role ofgrammar
研究
research; study; investigationnoun, suru verb
され
passive, potential, or respect auxiliary-> されるgrammar
ている。
ongoing or resultant stategrammar