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Sentence
Span Details
昨日
yesterdaynoun, adverb
変
strange; odd; weird; suspicious; unexpected; unusual; change; alteration; incident; disturbance; emergency; flat (music)na-adjective, noun, noun prefix
な
adnominal form of the copula after a na-adjectivegrammar
ことがあった。
have done (something); something has occurred; sometimes; there are times when-> 事があるexpression, verb