Analyzer
Sentence analysis
9Spans
Sentence
Span Details
戦争
war; fierce competition; struggle; fightingnoun, suru verb
を
object markergrammar
始める
start; begin; commence; start up; open; establish; start to ...; begin to ...ichidan verb, auxiliary
に
direction, time, indirect object, or target markergrammar
は
topic markergrammar
大義名分
just cause; good reason; pretext; justification; duty to one's country or sovereignnoun
が
subject markergrammar
必要
necessary; needed; essential; necessity; need; requirementna-adjective, noun
だ。
plain copulagrammar