1817
Pavel Florensky and his followers prevented the authorities from stealing and selling the sacristy collection but overall many valuables were lost or transferred to other collections .
 person: Pavel Florensky
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: Pavel Florensky