"The period in which a trajector takes place. This period can be cyclical and, in that case, is interpreted contextually. I went to the store on Tuesday. In the Triassic Era, the first flying vertebrates appeared."@en . . . "Landmark_period" . . "LPe" . . "12063"^^ . . . . . . "2008-01-18T10:48:41+01:00"^^ .