subject	object
http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-S	http://www.openlinksw.com/virtrdf-data-formats#default-iid
http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-S	http://www.openlinksw.com/virtrdf-data-formats#default-iid
http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-G	http://www.openlinksw.com/virtrdf-data-formats#default-iid-nonblank
http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-P	http://www.openlinksw.com/virtrdf-data-formats#default-iid-nonblank
http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-G	http://www.openlinksw.com/virtrdf-data-formats#default-iid-nonblank
http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-P	http://www.openlinksw.com/virtrdf-data-formats#default-iid-nonblank
http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-O	http://www.openlinksw.com/virtrdf-data-formats#default
http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-O	http://www.openlinksw.com/virtrdf-data-formats#default