About: http://webisa.webdatacommons.org/11083431

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	Dragging the other button slightly to the right and releasing maximizes the window to full the right half of the screen (maximize right).Basically all this is not just for decluttering the window but mostly for usability.
http://www.w3.org/ns/prov#wasQuotedFrom	webupd8.org