test
node1
GO:0050896
response to stimulus
node2
GO:0042221
response to chemical
node1->node2
node5
GO:0009628
response to abiotic
stimulus
node1->node5
node11
GO:0051606
detection of stimulus
node1->node11
node10
GO:0009593
detection of chemical
stimulus
node2->node10
node3
GO:0070482
response to oxygen
levels
node4
GO:0003032
detection of oxygen
node3->node4
node5->node3
node6
GO:0008150
biological_process
node6->node1
node7
BFO:0000001
entity
node8
BFO:0000003
occurrent
node7->node8
node8->node8
node9
BFO:0000015
process
node8->node9
node9->node6
node10->node4
node11->node10