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It works by calculating eigenvectors of an adjacency graph 's Laplacian to recover a submanifold of data from a high dimensionality space and then performing cluster number estimation on the eigenvectors .
 used for: It, submanifold; used for: eigenvectors, It; feature of: adjacency graph 's Laplacian, eigenvectors; used for: high dimensionality space, submanifold; used for: cluster number estimation, It; used for: cluster number estimation, eigenvectors
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: It, submanifold; used for: eigenvectors, It; feature of: adjacency graph 's Laplacian, eigenvectors; used for: high dimensionality space, submanifold; used for: cluster number estimation, It; used for: cluster number estimation, eigenvectors