7110
Interventions in museums were first employed by artists like Marcel Duchamp , who were looking to challenge both established elite art traditions and the expectations of museum visitors .
 person: Marcel Duchamp
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Marcel Duchamp