242270
As people live increasingly mobile lives , the conflict of laws and its choice of law rules are highly relevant to determine : The problems When people 's lives were mostly confined to a single state , local court orders for maintenance and child support , and for contact with , and parental responsibility for , any children of the family were administered through a relatively trouble-free system .
 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