About: http://webisa.webdatacommons.org/59708142

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 most significant bit in the 10-bit address, which has a value of 512, is used as an indicator as to whether the operation being performed is an addition or subtraction.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com