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Sentence analysis
7Spans
Sentence
Span Details
河口
river mouth; estuarynoun, no-adjective
に
direction, time, indirect object, or target markergrammar
大きな
big; large; greatpre-noun adjective
砂州
sandbar; sandbank; shoalnoun
が
subject markergrammar
でき
can; be able to; be possible; be good at; do well; be proficient; come into existence; form; appear; be born; get (a friend, free time, etc.); be made; be built; be completed; be ready; grow (crops); be produced; be mature; be well-balanced; be of fine character; be by nature; be born ...; become involved (sexually); become intimate; take up with; get pregnant-> 出来るichidan verb
ている。
ongoing or resultant stategrammar