test
node1
GO:0008150
biological_process
node5
GO:0009987
cellular process
node1->node5
node2
GO:0040007
growth
node1->node2
node3
GO:0016049
cell growth
node2->node3
node4
BFO:0000003
occurrent
node4->node4
node6
BFO:0000015
process
node4->node6
node5->node3
node6->node1
node7
BFO:0000001
entity
node7->node4