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UIUC: a knowledge-rich approach to identifying semantic relations between nominals
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SemEval-2010 task 8: Multi-way classification of semantic relations between pairs of nominals
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Artificial Intelligence
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This paper describes our system for SemEval-2010 Task 8 on multi-way classification of semantic relations between nominals. First, the type of semantic relation is classified. Then a relation type-specific classifier determines the relation direction. Classification is performed using SVM classifiers and a number of features that capture the context, semantic role affiliation, and possible pre-existing relations of the nominals. This approach achieved an F1 score of 82.19% and an accuracy of 77.92%.