Analyzer
Sentence analysis
4Spans
Sentence
Span Details
日
day; days; sun; sunshine; sunlight; daytime; daylight; date; deadline; past days; time (of one's childhood, etc.); case (esp. unfortunate); eventnoun
が
subject markergrammar
沈ん
sink; go under; submerge; set; go down; descend; feel depressed; become somber; be subdued-> 沈むgodan verb
だ。
past tense or completed action-> たgrammar