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Sentence analysis
6Spans
Sentence
Span Details
昨日、
yesterdaynoun, adverb
内緒
secret; secrecy; confidentiality; one's circumstances (esp. financial); inner realization; personal enlightenment; kitchennoun, no-adjective
の
possession, attribution, nominalizer, or nominal linkergrammar
デート
date with someone; outing for two; date night; calendar date; day or datenoun, suru verb
を
object markergrammar
した。
light/support verb with a noun or noun-like phrase-> するgrammar