test
node1
BFO:0000003
occurrent
node1->node1
node2
BFO:0000015
process
node1->node2
node8
GO:0008150
biological_process
node2->node8
node3
BFO:0000001
entity
node3->node1
node4
GO:0051179
localization
node5
GO:0051234
establishment of
localization
node4->node5
node12
GO:0006810
transport
node5->node12
node6
GO:0098739
import across plasma
membrane
node7
GO:0099587
inorganic ion import
across plasma
membrane
node6->node7
node8->node4
node9
GO:0009987
cellular process
node8->node9
node10
GO:0055085
transmembrane
transport
node9->node10
node10->node6
node11
GO:0098660
inorganic ion
transmembrane
transport
node10->node11
node11->node7
node12->node10
node13
GO:0098657
import into cell
node12->node13
node13->node7