test
node1
BFO:0000003
occurrent
node1->node1
node2
BFO:0000015
process
node1->node2
node7
GO:0008150
biological_process
node2->node7
node3
BFO:0000001
entity
node3->node1
node4
GO:0006811
monoatomic ion
transport
node5
GO:0006812
monoatomic cation
transport
node4->node5
node6
GO:0043269
regulation of
monoatomic ion
transport
node4->node6
node15
GO:0030001
metal ion transport
node5->node15
node13
GO:0010959
regulation of metal
ion transport
node6->node13
node8
GO:0065007
biological regulation
node7->node8
node11
GO:0050789
regulation of
biological process
node7->node11
node16
GO:0051179
localization
node7->node16
node8->node11
node9
GO:0006810
transport
node9->node4
node10
GO:0051049
regulation of
transport
node9->node10
node10->node6
node14
GO:0032879
regulation of
localization
node11->node14
node12
GO:0051234
establishment of
localization
node12->node9
node14->node10
node15->node13
node16->node12
node16->node14