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This paper defines a generative probabilistic model of parse trees , which we call PCFG-LA .
 hyponym of: PCFG-LA, generative probabilistic model of parse trees
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:  PCFG-LA, generative probabilistic model of parse trees 
Answer:
 hyponym of: PCFG-LA, generative probabilistic model of parse trees