About: http://webisa.webdatacommons.org/306180729

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 base 60, of a light weight material such as aluminum, is provided with alignment pin holes or sockets 61 which are spaced and sized to snugly accommodate the alignment pins 51 mounted on the housing of the attachment mechanism 12.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es