test
node1
BFO:0000003
occurrent
node1->node1
node4
BFO:0000015
process
node1->node4
node2
GO:0098772
molecular function
regulator activity
node3
GO:0140678
molecular function
inhibitor activity
node2->node3
node6
GO:0097690
iron ion
transmembrane
transporter inhibitor
activity
node3->node6
node5
GO:0003674
molecular_function
node4->node5
node5->node2
node7
BFO:0000001
entity
node7->node1