Analyzer
Sentence analysis
14Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
海域
sea area; watersnoun
に
direction, time, indirect object, or target markergrammar
は
topic markergrammar
浅堆
shoal; banknoun
が
subject markergrammar
多く、
many; much; a lot; majority; greater part; most; mostly; mainly; usually; oftennoun, adverb, no-adjective
航行
cruise; navigation; sailingnoun, suru verb
に
direction, time, indirect object, or target markergrammar
は
topic markergrammar
注意
attention; notice; heed; care; caution; precaution; advice; warning; reminder; admonishment; reprimand; telling-offnoun, suru verb
が
subject markergrammar
必要
necessary; needed; essential; necessity; need; requirementna-adjective, noun
だ。
plain copulagrammar