test
node1
GO:0050896
response to stimulus
node2
GO:0042221
response to chemical
node1->node2
node3
GO:0051716
cellular response to
stimulus
node1->node3
node8
GO:0070887
cellular response to
chemical stimulus
node2->node8
node9
GO:0010035
response to inorganic
substance
node2->node9
node3->node8
node4
GO:0046686
response to cadmium
ion
node5
GO:0071276
cellular response to
cadmium ion
node4->node5
node6
GO:0008150
biological_process
node6->node1
node7
GO:0009987
cellular process
node6->node7
node7->node3
node12
GO:0071241
cellular response to
inorganic substance
node8->node12
node10
GO:0010038
response to metal ion
node9->node10
node9->node12
node10->node4
node14
GO:0071248
cellular response to
metal ion
node10->node14
node11
BFO:0000003
occurrent
node11->node11
node13
BFO:0000015
process
node11->node13
node12->node14
node13->node6
node14->node5
node15
BFO:0000001
entity
node15->node11