184921
He then spent a year at the Central School , Somerset House in London before being appointed Master of the Waterford School of Art .
 location: London; location: Waterford
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: London, Waterford 
Answer:
 location: London; location: Waterford