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Sentence analysis
7Spans
Sentence
Span Details
用心
care; caution; precaution; guardingnoun, suru verb
の
possession, attribution, nominalizer, or nominal linkergrammar
ため、
sake or purposegrammar
戸締まり
locking up; fastening doors and windowsnoun, suru verb
を
object markergrammar
確認
confirmation; verification; checknoun, suru verb
した。
light/support verb with a noun or noun-like phrase-> するgrammar