Complex sentence: He was chairman from 2003 until he resigned on May 25 2005, having been appointed governor of the province Limburg, in which function he succeeded governor Hilde Houben-Bertrand.
Split into simpler sentences: He was chairman from 2003 until he resigned on May 25 2005. On this given day, Stevaert became appointed as governor of the province Limburg, successing governor Hilde Houben-Bertrand.