▁of ▁the ▁DO C ▁is ▁made ▁from ▁at ▁least ▁ 3 0 % ▁Man z oni ▁b ian co ▁with ▁between ▁ 3 0 - 7 0 % ▁collect ively ▁of ▁Pin ot ▁blanc ▁and ▁Ch ard onn ay ▁and ▁up ▁to ▁ 1 0 % ▁total ▁of ▁Sau v ignon ▁blanc ▁and ▁R ies ling ▁Ren ano . ▁The ▁pass ito ▁style ▁Tor chi ato ▁di ▁F reg ona ▁can ▁be ▁made ▁in ▁both ▁a ▁dry ▁and ▁sweet ▁style ▁from ▁at ▁least ▁ 3 0 % ▁each ▁of ▁G lera ▁and ▁Ver dis o , ▁a ▁minimum ▁ 2 5 % ▁of ▁Bos ch era ▁and ▁up ▁to ▁ 1 5 % ▁of ▁non - ar om atic ▁vari eties ▁like ▁Mar zem ina ▁b ian ca ▁and ▁Bian ch etta ▁Tre v ig iana . ▁This ▁wine ▁is ▁required ▁to ▁age ▁at ▁least ▁ 1 3 ▁months ▁prior ▁to ▁being ▁release . ▁ ▁Culture ▁Every ▁June , ▁a ▁special ▁ch ess ▁or ▁' d ama ' ▁game ▁where ▁the ▁pieces ▁are ▁represented ▁by ▁actual ▁real ▁people — known ▁as ▁the ▁D ama ▁Cast ell ana — is ▁performed ▁in ▁the ▁historical ▁center . ▁This ▁event ▁is ▁not ▁the ▁continu ation ▁of ▁a ▁sec ular ▁tradition , ▁but ▁has ▁been ▁introduced ▁only ▁a ▁few ▁years ▁ago , ▁still ▁managed ▁to ▁become ▁a ▁traditional ▁event ▁calendar ▁con eg li an ese . ▁ ▁Con eg li ano ▁was ▁the ▁birth place ▁of ▁the ▁pain ters ▁C ima ▁da ▁Con eg li ano ,