11.   The precursors of sangiovese, the principal grape of Chianti, appear to have been cultivated in Tuscany by the Etruscans.

12.   The principal grapes, gewurztraminer and riesling, are Germanic, too.

13.   The principal grape in most Bovard wines, including Calamin, is chasselas, long a favorite among Swiss vintners.

14.   The principal grape in this and other Chiantis is sangiovese.

15.   The wine is made from sangiovese and canaiolo, the two principal Chianti grapes, with the addition of cabernet franc and cabernet sauvignon.