test
node1
GO:0071704
organic substance
metabolic process
node2
GO:0005975
carbohydrate
metabolic process
node1->node2
node4
GO:0043170
macromolecule
metabolic process
node1->node4
node7
GO:0005976
polysaccharide
metabolic process
node2->node7
node3
BFO:0000003
occurrent
node3->node3
node9
BFO:0000015
process
node3->node9
node4->node7
node5
GO:0008150
biological_process
node6
GO:0008152
metabolic process
node5->node6
node6->node1
node8
GO:0044238
primary metabolic
process
node6->node8
node11
GO:0046402
O antigen metabolic
process
node7->node11
node8->node2
node9->node5
node10
BFO:0000001
entity
node10->node3