1. 1 XDI Metagraph Model Diagrams For XDI V1.0 Addressing and RDF Graph Model Specification V1 2009-01-14

2. 2 +x+y $has+x/$has/+y 1A #Metagraph Statement MetagraphGraph Statement Graph +x+y +x+x+y +y +x+y $is+x/$is/+y +y 1B +y+x $is+y/$is/+x +x +y 2A 2B +y+x $is$has+y/$is$has/+x +x #Metagraph Statement MetagraphGraph Statement Graph +x +y

3. 3 +x+y+z $has+x+y/$has/+z +x+y+z +x+y+x+y+z +z 3A 3B +z+x+y $is$has+z/$is$has/+x+y +x +y +x+y+z $has+x/$has/+y+z 3C 3D +y+z+x $is$has+y+z/$is$has/+x #Metagraph Statement MetagraphGraph Statement Graph

4. 4 +x+y $has$a+x/$has$a/+y 4A +x/+y/... +x +y +x+y $a+x/$a/+y +y 4B +y+x $is$a+y/$is$a/+x.../+x/+y 5A 5B +y+x $is$has$a+y/$is$has$a/+x +x #Metagraph Statement MetagraphGraph Statement Graph #Metagraph Statement MetagraphGraph Statement Graph

5. 5 6A $+x $has$/$has/+x 6B +x$ $is$has+x/$is$has/$ (+x) #Metagraph Statement MetagraphGraph Statement Graph +x (+x) 7A $+x+y $has$/$has/+x+y 7B +x+y$ $is$has+x+y/$is$has/$ (+x+y) #Metagraph Statement MetagraphGraph Statement Graph (+x+y) +x+x+y +y

6. 6 8A (+x+y)+z $has(+x+y)/$has/+z 8B +z(+x+y) $is$has+z/$is$has/(+x+y) (+x+y)+z #Metagraph Statement MetagraphGraph Statement Graph (+x+y) +x+x+y +y (+x+y)+z +z