6424
However , our experience with TACITUS ; especially in the MUC-3 evaluation , has shown that principled techniques for syntactic and pragmatic analysis can be bolstered with methods for achieving robustness .
 used for: techniques, syntactic and pragmatic analysis; evaluate for: robustness, methods
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:  techniques, syntactic and pragmatic analysis; robustness, methods 
Answer:
 used for: techniques, syntactic and pragmatic analysis; evaluate for: robustness, methods