8955
It was painted in California between April and June 1967 , when Hockney was teaching at the University of California , Berkeley , United States .
 location: California; person: Hockney; organization: University of California , Berkeley; location: United States
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:
 location: California; person: Hockney; organization: University of California , Berkeley; location: United States