Assertion: porcelain's mark | /r/HasProperty | dated
Facets:
value: from 1922
type: TEMPORAL
Source sentences:
text: Both marks are dated 1894-1930's .
text: This mark is dated from 1922-1945.
text: Although the Kaiser factory was originally founded in 1872, this particular mark is dated 1970-1990 (Source: Marks on German, Bohemian, and Austrian Porcelain by Robert Rontgen, pages 153 and 484) .