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Sentence analysis
7Spans
Sentence
Span Details
内水
inland waters; territorial waters; local run-offnoun
航行
cruise; navigation; sailingnoun, suru verb
の
possession, attribution, nominalizer, or nominal linkergrammar
許可
permission; approval; authorizationnoun, suru verb
が
subject markergrammar
必要
necessary; needed; essential; necessity; need; requirementna-adjective, noun
だ。
plain copulagrammar