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Sentence
Span Details
高野連
Japan High School Baseball Federation (abbr)noun
が
subject markergrammar
新しい
new; fresh; recent; moderni-adjective
ルール
rule; regulationnoun
を
object markergrammar
発表
announcement; publication; presentation; releasenoun, suru verb
し
light/support verb with a noun or noun-like phrase-> するgrammar
ました。
polite pastgrammar