Z.  Liu, Gu, Z., Thelen, T., Estrecha, S., Zhu, R., Fisher, C., D?Onofrio, A., Shimizu, C., Janowicz, K., Schildhauer, M., Stephen, S., Rehberger, D., Li, W., and Hitzler, P., ?Knowledge Explorer: Exploring the 12-Billion-Statement KnowWhereGraph Using Faceted Search (demo paper)?. Seattle, Washington, p. Proceedings of the 30th International Conference on Advances in Geographic Information Systems, SIGSPATIAL 2022.