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Traditional interfaces for information access do not fully support queries that rely on semantic relationships between terms. To better support such queries, we introduce a system that automatically extracts subject-verb-object concepts from unstructured text documents and dynamically presents them to the user as navigable refinements. This approach, which we call "idea navigation," makes subject-verb-object querying as simple as selecting successive refinements. It also supports exploratorydoi:10.1145/1357054.1357332 dblp:conf/chi/StewartoZ08 fatcat:dvqxgbvq2bbt3nrsx4d6eejsdu