53178
Owing respectively to Green 's theorem and the divergence theorem , such a field is necessarily a conservative one , and it is free from sources or sinks , having net flux equal to zero through any open domain without holes .
 person: Green
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: Green 
Answer:
 person: Green