test
node1
GO:0043170
macromolecule
metabolic process
node2
GO:0043112
receptor metabolic
process
node1->node2
node4
GO:0032799
low-density
lipoprotein receptor
particle metabolic
process
node2->node4
node3
GO:0071704
organic substance
metabolic process
node3->node1
node5
BFO:0000015
process
node6
GO:0008150
biological_process
node5->node6
node8
GO:0008152
metabolic process
node6->node8
node7
BFO:0000003
occurrent
node7->node5
node7->node7
node8->node3
node9
BFO:0000001
entity
node9->node7