Simplify the following text for a Grade 14 native English-speaking person.
Original: Prior to his election as mayor , Villaraigosa was the California State Assemblyman for the 45th District , the Speaker of the California State Assembly , and the Los Angeles City Councilman representing the 14th District .
Simplified: Prior to his election as mayor , Villaraigosa was the California State Assemblyman for the 45th District , the Speaker of the California State Assembly , and the Los Angeles City Councilman for the 14th District .