test
node1
BFO:0000003
occurrent
node1->node1
node2
BFO:0000015
process
node1->node2
node11
GO:0008150
biological_process
node2->node11
node3
GO:0006807
nitrogen compound
metabolic process
node4
GO:0043603
amide metabolic
process
node3->node4
node6
GO:1901564
organonitrogen
compound metabolic
process
node3->node6
node7
GO:0006518
peptide metabolic
process
node4->node7
node5
GO:0071704
organic substance
metabolic process
node5->node6
node6->node7
node10
GO:0046937
phytochelatin
metabolic process
node7->node10
node8
GO:0008152
metabolic process
node8->node3
node8->node5
node9
GO:0019748
secondary metabolic
process
node8->node9
node9->node10
node11->node8
node12
BFO:0000001
entity
node12->node1