<http://webisa.webdatacommons.org/321741003> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/321741003> <http://www.w3.org/ns/prov#value> "Key to the training was a unique technology: a three-dimensional virtual reality device, the PHANTOM Omni from Sensable Technologies, developed for the visualization of knots by topologists, who study geometric forms in space." . <http://webisa.webdatacommons.org/prov/180578629> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/321741003> . <http://webisa.webdatacommons.org/321741003> <http://www.w3.org/ns/prov#wasQuotedFrom> <sciencedaily.com> .