Analyzer
Sentence analysis
7Spans
Sentence
Span Details
狭い
narrow; cramped; small; limited; narrow-minded; confiningi-adjective
洞窟
cave; cavern; grottonoun
を
object markergrammar
四つん這い
on all fours; crawling on hands and kneesnoun
で
location, means, or scope markergrammar
進ん
advance; go forward; move ahead; precede; go ahead; lead; make progress; improve; deepen; heighten; intensify; be fast (clock); be ahead; gain time; do willingly; do of one's own accord-> 進むgodan verb
だ。
past tense or completed action-> たgrammar