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The experimental results show that SRDA works well on recognition and classification , implying that semi-Riemannian geometry is a promising new tool for pattern recognition and machine learning .
 used for: SRDA, recognition; used for: SRDA, classification; conjunction: recognition, classification; used for: semi-Riemannian geometry, pattern recognition; used for: semi-Riemannian geometry, machine learning; conjunction: pattern recognition, machine learning
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: SRDA, recognition; used for: SRDA, classification; conjunction: recognition, classification; used for: semi-Riemannian geometry, pattern recognition; used for: semi-Riemannian geometry, machine learning; conjunction: pattern recognition, machine learning