test
node1
BFO:0000015
process
node2
GO:0003674
molecular_function
node1->node2
node4
GO:0060089
molecular transducer
activity
node2->node4
node3
BFO:0000003
occurrent
node3->node1
node3->node3
node5
GO:0038023
signaling receptor
activity
node4->node5
node7
GO:0050785
advanced glycation
end-product receptor
activity
node5->node7
node6
BFO:0000001
entity
node6->node3