About: http://webisa.webdatacommons.org/75436514

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 block may be made of wood, plastic or other suitable materials, but I prefer to use plastic materials, as there are particular advantages in using plastic bristle blocks.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com