About: http://webisa.webdatacommons.org/315735799

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	Below is an example of what you need to do using the problem 22 x 21: You first take either number, the 21 or 22.
http://www.w3.org/ns/prov#wasQuotedFrom	atozteacherstuff.com