About: http://webisa.webdatacommons.org/263617224

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	A parallelogram is thought of by some as being a special sort of trapezoid as it has 2 sets of sides that are parallel to each other (see our Parallelogram Area Calculator to calculate the area of a parallelogram).
http://www.w3.org/ns/prov#wasQuotedFrom	calculatorpro.com