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Sentence analysis
7Spans
Sentence
Span Details
緊急時
emergency; time of emergency; in case of emergencynoun
に
direction, time, indirect object, or target markergrammar
予備役
first reserve service; reserve dutynoun
が
subject markergrammar
召集
convening; calling together; call-upnoun, suru verb
される
passive, potential, or respect auxiliarygrammar
ことがある。
have done (something); something has occurred; sometimes; there are times when-> 事があるexpression, verb