subject	object
http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-G	http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-G-cols
http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-S	http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-S-cols
http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-P	http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-P-cols
http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-O	http://www.openlinksw.com/schemas/virtrdf#DefaultQuadMap-O-cols
http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-G	http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-G-cols
http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-S	http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-S-cols
http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-P	http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-P-cols
http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-O	http://www.openlinksw.com/schemas/virtrdf#DefaultServiceMap-O-cols