5803
Our approach is suitable for urban and indoor environments where most lines are either parallel or orthogonal to each other .
 used for: approach, urban and indoor environments
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
 Entity Pairs:  approach, urban and indoor environments 
Answer:
 used for: approach, urban and indoor environments