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Sentence analysis
12Spans
Sentence
Span Details
無人航空機
unmanned aerial vehicle; dronenoun
の
possession, attribution, nominalizer, or nominal linkergrammar
飛行
flight; flying; aviationnoun, suru verb
に
direction, time, indirect object, or target markergrammar
は
topic markergrammar
許可
permission; approval; authorizationnoun, suru verb
が
subject markergrammar
必要
necessary; needed; essential; necessity; need; requirementna-adjective, noun
な
adnominal form of the copula after a na-adjectivegrammar
場合
case; occasion; situation; circumstancesnoun
が
subject markergrammar
ある。
be; exist; have; possess; there is available; be located; be situated; be equipped with; have as a facility or feature; happen; take place; come about; be in a completed state; be left as done-> 有るgodan verb, auxiliary