Complex sentence: Hui's reputation was tainted by an incident that allegedly occurred on 2 January, 2007, when he allegedly indecently assaulted an air hostess in her uniform on board an airport bus on theA10 route.
Split into simpler sentences: Hui's reputation was tainted by an incident that allegedly occurred on January 2,2007. He was accused of indecently assaulting an air hostess dressed in her uniform on board an airport bus on theA10 route.