test
node1
GO:0008150
biological_process
node5
GO:0009987
cellular process
node1->node5
node2
GO:0051179
localization
node1->node2
node4
GO:0051641
cellular localization
node2->node4
node3
BFO:0000003
occurrent
node3->node3
node6
BFO:0000015
process
node3->node6
node7
GO:0051668
localization within
membrane
node4->node7
node5->node4
node6->node1
node8
BFO:0000001
entity
node8->node3