33133
There are two long-lived alpha-emitters ; Am has a half-life of 7,370 " years and is the most stable isotope , and Am has a half-life of 432.2 " years .
 location: Am; location: Am
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: Am, Am 
Answer:
 location: Am; location: Am