505
In particular , we explore the use of probabilistic decision tree within the clustering framework to account for the variation as well as regularity in human created summaries .
 clustering framework, probabilistic decision tree
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 clustering framework, probabilistic decision tree