3281
Although the system performs well within a limited textual domain , further research is needed to make it effective for open-domain question answering and text summarisation .
 evaluate for: textual domain, system; compare: textual domain, open-domain question answering; used for: it, open-domain question answering; used for: it, text summarisation; conjunction: open-domain question answering, text summarisation
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:  textual domain, system; textual domain, open-domain question answering; it, open-domain question answering; it, text summarisation; open-domain question answering, text summarisation 
Answer:
 evaluate for: textual domain, system; compare: textual domain, open-domain question answering; used for: it, open-domain question answering; used for: it, text summarisation; conjunction: open-domain question answering, text summarisation