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Sentence analysis
7Spans
Sentence
Span Details
長年
many years; a long timenoun, adverb
の
possession, attribution, nominalizer, or nominal linkergrammar
研究
research; study; investigationnoun, suru verb
が
subject markergrammar
ようやく
finally; at last; barely; narrowly; only just; gradually; little by little-> 漸くadverb
結果
result; outcome; consequence; as a result of; after; following; bearing fruit; fruitingnoun, adverb
した。
light/support verb with a noun or noun-like phrase-> するgrammar