33433
Nearly all aluminium on Earth is present as this isotope , which makes it a mononuclidic element and means that its standard atomic weight is the same as that of the isotope .
 location: Earth
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: Earth 
Answer:
 location: Earth