test
node1
GO:0005975
carbohydrate
metabolic process
node2
GO:0005976
polysaccharide
metabolic process
node1->node2
node8
GO:0044042
glucan metabolic
process
node2->node8
node3
GO:0008150
biological_process
node4
GO:0008152
metabolic process
node3->node4
node9
GO:0071704
organic substance
metabolic process
node4->node9
node10
GO:0044238
primary metabolic
process
node4->node10
node5
BFO:0000003
occurrent
node5->node5
node6
BFO:0000015
process
node5->node6
node6->node3
node7
GO:0043170
macromolecule
metabolic process
node7->node2
node9->node1
node9->node7
node10->node1
node11
BFO:0000001
entity
node11->node5