About: http://webisa.webdatacommons.org/324467879

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	In fact, D structs are intended for just such primitives as points and rectangles. performance loss, as long as any copy-constructor or assigment operator is disallowed.
http://www.w3.org/ns/prov#wasQuotedFrom	digitalmars.com