. "Sometimes these adjectives describe simply a period of time, rather than an event or state. The Period almost invariably occurs as the modified noun with an attributive adjective: We waited for only a short time. Use of the drug over a lengthy period can cause memory loss."@en . . . . . "Period" . . . "370"^^ . . . "Prd" . "2001-02-07T13:12:27+01:00"^^ . .