6018
but modern historians believe Nerva was proclaimed Emperor solely on the initiative of the Senate , within hours after the news of the assassination broke .
 person: Nerva; location: Senate
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: Nerva; location: Senate