test
node1
BFO:0000003
occurrent
node1->node1
node2
BFO:0000015
process
node1->node2
node5
GO:0008150
biological_process
node2->node5
node3
GO:0016043
cellular component
organization
node4
GO:0006996
organelle
organization
node3->node4
node7
GO:0051276
chromosome
organization
node4->node7
node6
GO:0009987
cellular process
node5->node6
node8
GO:0071840
cellular component
organization or
biogenesis
node6->node8
node10
GO:0022402
cell cycle process
node6->node10
node11
GO:0007049
cell cycle
node6->node11
node12
GO:0007062
sister chromatid
cohesion
node7->node12
node8->node3
node9
BFO:0000001
entity
node9->node1
node10->node12
node11->node10