1320
The extension is shown to be sufficient to provide a strongly adequate grammar for crossed serial dependencies , as found in e.g. Dutch subordinate clauses .
 used for: extension, grammar; used for: grammar, crossed serial dependencies
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:  extension, grammar; grammar, crossed serial dependencies 
Answer:
 used for: extension, grammar; used for: grammar, crossed serial dependencies