US CHESS GRAND PRIX POINTS: 80 2019 Illinois Open State Championship 6SS. DoubleTree Suites by Hilton Hotel & Conference Center Chicago- Downers Grove, 2111 Butterfield Rd., Downers Grove, IL 60515, (630) 971-2000. An Illinois Chess Tour Event. $10,000 guaranteed! $9,400 tournament prize fund plus $600 in door prizes for ICA members!   Two sections (Both FIDE rated—FIDE Laws of Chess [...]