Zambrana has won the Bolivian Chess Championship five times between 2002 and 2014. He has represented Bolivia six times in Chess Olympiads (1998, 2000, 2002, 2004, 2006, 2008), and won the individual silver medal on board 3 at Istanbul 2000.
He was awarded the Grandmaster (GM) title in 2007.
|This biographical article relating to a Bolivian chess figure is a stub. You can help Wikipedia by expanding it.|