About: http://webisa.webdatacommons.org/422743978

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 second is knowing the different tricks and wrinkles used in different types of problems.???
http://www.w3.org/ns/prov#wasQuotedFrom	pickthebrain.com