About: http://webisa.webdatacommons.org/215316471

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The tasks are assigned to the workers through their mobile phones or other communication devices, and the workers perform the assigned tasks and provide responses to the tasks through the devices.
http://www.w3.org/ns/prov#wasQuotedFrom	faqs.org