test
node1
BFO:0000003
occurrent
node1->node1
node4
BFO:0000015
process
node1->node4
node2
GO:0008152
metabolic process
node3
GO:0044281
small molecule
metabolic process
node2->node3
node8
GO:0044238
primary metabolic
process
node2->node8
node10
GO:0071704
organic substance
metabolic process
node2->node10
node7
GO:0005996
monosaccharide
metabolic process
node3->node7
node5
GO:0008150
biological_process
node4->node5
node5->node2
node6
BFO:0000001
entity
node6->node1
node9
GO:0005975
carbohydrate
metabolic process
node8->node9
node9->node7
node10->node9