69704
Several other promethium isotopes such as Pm , Pm , and Pm also have a positive energy release for alpha decay ; their alpha decays are predicted to occur but have not been observed .
 location: Pm; location: Pm; location: Pm
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: Pm, Pm, Pm 
Answer:
 location: Pm; location: Pm; location: Pm