test
node1
GO:0001659
temperature
homeostasis
node2
GO:0031649
heat generation
node1->node2
node3
BFO:0000003
occurrent
node3->node3
node4
BFO:0000015
process
node3->node4
node5
GO:0008150
biological_process
node4->node5
node6
GO:0042592
homeostatic process
node5->node6
node7
GO:0032501
multicellular
organismal process
node5->node7
node8
GO:0048871
multicellular
organismal-level
homeostasis
node6->node8
node7->node8
node8->node1
node9
BFO:0000001
entity
node9->node3