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Sentence analysis

7Spans

Sentence

そしたら、いきなりドアが開あいたんだ。

Span Details

そしたら、

then; and then; in that case; if so

abruptly; suddenly; without warning

-> 行き成りadverb, no-adjective

open; come open; open for business; start operating; be empty; be vacant; be available; be free; be open; be low-cut; leave an opening; open one's eyes or mouth; come to an end; be over; have a hole; form a gap; have an interval

-> 開くgodan verb

past tense or completed action

explanatory emphasis

-> のだ/んだgrammar