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Sentence analysis
7Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
海岸
coast; seashore; beachnoun
は
topic markergrammar
海水浴
sea bathing; swimming in the ocean; ocean dipnoun
に
direction, time, indirect object, or target markergrammar
最適
optimal; best; most suitablena-adjective, noun
だ。
plain copulagrammar