The Chateau De Pez 2012 is referred to as a Bordeaux Saint-Estèphe blend which is a blend of different varieties of grapes used to produce red wines of Bordeaux Saint-Estèphe. Red wine Bordeaux Blends are infamous for their amazingly deep flavors and structure. The flavors used to portray them include but are not limited to blackcurrant, plum, and other dark fruits. The high amount of tannins provide them a firm structure.
It is a common consensus that the Cabernet Sauvignon be a mandatory constituent of any Bordeaux Blend. After the cabernet sauvignon is the Merlot. A couple of others like the Malbec and Cabernet Franc are sometimes added to the mix in different proportions.