8585
Based on the proposed framework , a novel algorithm , dubbed as Semi-Riemannian Discriminant Analysis -LRB- SRDA -RRB- , is presented for subspace-based classification .
 used for: framework, algorithm; used for: algorithm, subspace-based classification
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: framework, algorithm; used for: algorithm, subspace-based classification