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Currently several grammatical formalisms converge towards being declarative and towards utilizing context-free phrase-structure grammar as a backbone , e.g. LFG and PATR-II .
 used for: context-free phrase-structure grammar, grammatical formalisms; hyponym of: LFG, grammatical formalisms; conjunction: LFG, PATR-II; hyponym of: PATR-II, grammatical formalisms
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 used for: context-free phrase-structure grammar, grammatical formalisms; hyponym of: LFG, grammatical formalisms; conjunction: LFG, PATR-II; hyponym of: PATR-II, grammatical formalisms