34889
Though as an α-emitter , Cm requires a much thinner radiation protection shielding , it has a high spontaneous fission rate , and thus the neutron and gamma radiation rate are relatively strong .
 location: Cm
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: Cm 
Answer:
 location: Cm