59808
Dirac tried to argue that this was due to the electromagnetic interactions with the sea , until Hermann Weyl proved that hole theory was completely symmetric between negative and positive charges .
 person: Hermann Weyl
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: Hermann Weyl 
Answer:
 person: Hermann Weyl