100
-LRB- Ramshaw and Marcus , 1995 -RRB- have introduced a `` convenient '' data representation for chunking by converting it to a tagging task .
 data representation, chunking
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:
 data representation, chunking