title creator subject description publisher contributor 2000-01-01T12:00+00:00 2000-01-01T13:00+00:00 2000-01-01T14:00+00:00 type format identifier source language relation coverage rights title creator subject description publisher contributor 2000-01-02T12:00+00:00 2000-01-02T13:00+00:00 2000-01-02T14:00+00:00 type format identifier source language relation coverage rights