test
node1
GO:0042592
homeostatic process
node2
GO:0048878
chemical homeostasis
node1->node2
node8
GO:0098771
inorganic ion
homeostasis
node2->node8
node9
GO:0050801
monoatomic ion
homeostasis
node2->node9
node3
BFO:0000003
occurrent
node3->node3
node4
BFO:0000015
process
node3->node4
node5
GO:0008150
biological_process
node4->node5
node5->node1
node6
GO:0055081
monoatomic anion
homeostasis
node7
GO:0055064
chloride ion
homeostasis
node6->node7
node8->node7
node9->node6
node10
BFO:0000001
entity
node10->node3