About: http://webisa.webdatacommons.org/162968770

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	Offset tabs attached to the piece blocks grip both the frame and other pieces, making this somewhat interlocking and requiring sequential [dis]assembly.
http://www.w3.org/ns/prov#wasQuotedFrom	robspuzzlepage.com