test
node1
GO:0050896
response to stimulus
node2
GO:0051716
cellular response to
stimulus
node1->node2
node6
GO:0071402
cellular response to
lipoprotein particle
stimulus
node2->node6
node3
BFO:0000015
process
node4
GO:0008150
biological_process
node3->node4
node4->node1
node5
GO:0009987
cellular process
node4->node5
node5->node2
node7
BFO:0000003
occurrent
node7->node3
node7->node7
node8
BFO:0000001
entity
node8->node7