Analyzer
Sentence analysis
9Spans
Sentence
Span Details
鍵
key; lock; key (to a problem, success, etc.); cluenoun
を
object markergrammar
なくし
lose; misplace; get rid of; eliminate; remove-> 無くすgodan verb
た
past tense or completed actiongrammar
ので
because; sincegrammar
錠
lock; padlock; tablet; pillnoun, counter
ごと
each; every-> 毎noun, noun suffix, adverb
交換
exchange; swap; replacementnoun, suru verb
した。
light/support verb with a noun or noun-like phrase-> するgrammar