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Sentence analysis
9Spans
Sentence
Span Details
砕氷
ice breakingnoun, suru verb, no-adjective
作業
work; operation; tasknoun, suru verb
は
topic markergrammar
冬
winternoun, adverb
の
possession, attribution, nominalizer, or nominal linkergrammar
港
harbor; portnoun
で
location, means, or scope markergrammar
重要
important; essential; significantna-adjective
だ。
plain copulagrammar