1.   A vinifera grape with uncertain origins, zinfandel reaches its true glory as a full-bodied red wine, especially when the wine is made from old vines.

2.   First came the great flap over a Tech tradition, of uncertain origin, in which fans throw tortillas on the field to celebrate scores or harass the competition.

3.   Prosecutors also argued that the documents on which Field was to be examined were either irrelevant, or their origin uncertain, because Field had not prepared them.

4.   That there was a place called Seneca Village, a name of uncertain origin, is a recent discovery.

5.   There were clay tablets with cuneiform writing from as early as the Babylonian period and other objects of uncertain origin.

6.   Until recently, Ames was seen as a germ that had an uncertain origin in nature and was locked away in several laboratories around the country.

7.   A Romanian man has committed suicide by setting himself on fire after police seized from his car a cargo of fish of uncertain origin, media reported Thursday.

8.   An Irish museum has certified a painting of previously uncertain origin as the work of Dutch master Rembrandt van Rijn.

9.   The home was allowed to burn to the ground because of potential dangers involved in fighting a blaze of uncertain origins.