test
node1
GO:0034097
response to cytokine
node2
GO:0098758
response to
interleukin-8
node1->node2
node3
GO:0010033
response to organic
substance
node3->node1
node4
BFO:0000015
process
node5
GO:0008150
biological_process
node4->node5
node7
GO:0050896
response to stimulus
node5->node7
node6
BFO:0000003
occurrent
node6->node4
node6->node6
node8
GO:0042221
response to chemical
node7->node8
node8->node3
node9
BFO:0000001
entity
node9->node6