Torneo Internazionale Regione Piemonte
The Torneo Internazionale Regione Piemonte (also called the Biella Challenger) was a women's professional tournament played on outdoor clay courts. The event was classified as a $100k ITF Women's Circuit tournament, and held annually in Biella, Italy, from 2000 to 2012. History. The tournament began as a $10k event in 2000. It was upgraded to a $25k event in 2001. From 2002 to 2006, it was a $50k event. Since 2007, it has been a $100k event.