About: http://webisa.webdatacommons.org/117128547

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	This union was a part of the multiple dynastic arrangements made by Duke Mieszko III. As a result of this agreement, in 1176 Polish troops helped Duke Sob??slav II in his fight against the House of Babenberg, rulers of Austria.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org