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Sentence analysis
7Spans
Sentence
Span Details
画期的
groundbreaking; revolutionary; epoch-makingna-adjective
な
adnominal form of the copula after a na-adjectivegrammar
発明
invention; inventing; clever; intelligent; smartnoun, suru verb, na-adjective
が
subject markergrammar
発表
announcement; publication; presentation; releasenoun, suru verb
され
passive, potential, or respect auxiliary-> されるgrammar
た。
past tense or completed actiongrammar