test
node1
GO:0008150
biological_process
node2
GO:0051179
localization
node1->node2
node5
GO:0051234
establishment of
localization
node2->node5
node3
GO:0006811
monoatomic ion
transport
node4
GO:0006820
monoatomic anion
transport
node3->node4
node6
GO:0006810
transport
node5->node6
node6->node3
node7
BFO:0000003
occurrent
node7->node7
node8
BFO:0000015
process
node7->node8
node8->node1
node9
BFO:0000001
entity
node9->node7