test
node1
GO:0008150
biological_process
node2
GO:0051179
localization
node1->node2
node9
GO:0051234
establishment of
localization
node2->node9
node3
GO:0071705
nitrogen compound
transport
node4
GO:0070634
transepithelial
ammonium transport
node3->node4
node5
BFO:0000015
process
node5->node1
node6
GO:0006810
transport
node6->node3
node7
GO:0070633
transepithelial
transport
node6->node7
node7->node4
node8
BFO:0000003
occurrent
node8->node5
node8->node8
node9->node6
node10
BFO:0000001
entity
node10->node8