test
node1
GO:0032501
multicellular
organismal process
node2
GO:0048871
multicellular
organismal-level
homeostasis
node1->node2
node3
GO:0060249
anatomical structure
homeostasis
node2->node3
node4
GO:0001894
tissue homeostasis
node2->node4
node3->node4
node5
BFO:0000015
process
node6
GO:0008150
biological_process
node5->node6
node6->node1
node8
GO:0042592
homeostatic process
node6->node8
node7
BFO:0000003
occurrent
node7->node5
node7->node7
node8->node2
node9
BFO:0000001
entity
node9->node7