9303
Overview DistrictBuilder is a web-based collaborative computer software that enables users to divide a geographical region into electoral district s , such as congressional or state senate districts in the United States , and determine the boundaries of the districts on the basis of various topological and demographical features , such as district compactness and contiguity or voter age , race , gender , income or education .
 location: United States
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: United States