test
node1
GO:0065007
biological regulation
node2
GO:0065008
regulation of
biological quality
node1->node2
node7
GO:0042391
regulation of
membrane potential
node2->node7
node3
BFO:0000015
process
node4
GO:0008150
biological_process
node3->node4
node4->node1
node5
BFO:0000001
entity
node6
BFO:0000003
occurrent
node5->node6
node6->node3
node6->node6
node8
GO:0051899
membrane
depolarization
node7->node8