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Sentence analysis
8Spans
Sentence
Span Details
参謀本部
General Staff Headquartersnoun
は
topic markergrammar
作戦
tactics; strategy; plan; military operation; naval operationnoun
を
object markergrammar
立案
planning; devising a plan; drafting; drawing upnoun, suru verb
する
light/support verb with a noun or noun-like phrasegrammar
機関
engine; mechanism; organization; institution; agency; body; system; facility; apparatusnoun
だった。
past copulagrammar