1342
There is special interest in planets that orbit in a star 's habitable zone , where it is possible for liquid water , a prerequisite for life on Earth , to exist on the surface .
 None
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:  
Answer:
 None