About: http://webisa.webdatacommons.org/431809717

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 other words, because C++ knows nothing about the managed types used in C# and similarly, C# has no idea how to handle the memory for types used in the C++ dll, its then down to you to manage the memory in your dll.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com