2675
During training , the blocks are learned from source interval projections using an underlying word alignment .
 used for: source interval projections, blocks; used for: word alignment, source interval projections
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:  source interval projections, blocks; word alignment, source interval projections 
Answer:
 used for: source interval projections, blocks; used for: word alignment, source interval projections