19788
The content of much formal art through history was dictated by the patron or commissioner rather than just the artist , but with the advent of Romanticism , and economic changes in the production of art , the artists ' vision became the usual determinant of the content of his art , increasing the incidence of controversies , though often reducing their significance .
 None
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:  
Answer:
 None