795
He proposed that the current reduction should be between 2500 to 2000 nuclear heads .
 person: He; weapon: between 2500 to 2000 nuclear heads; weapon: nuclear
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 person: He; weapon: between 2500 to 2000 nuclear heads; weapon: nuclear