test
node1
GO:0008152
metabolic process
node3
GO:0009056
catabolic process
node1->node3
node2
GO:0044237
cellular metabolic
process
node1->node2
node5
GO:0044281
small molecule
metabolic process
node1->node5
node8
GO:0044248
cellular catabolic
process
node2->node8
node3->node8
node4
GO:0044282
small molecule
catabolic process
node3->node4
node7
GO:0009111
vitamin catabolic
process
node4->node7
node6
GO:0006766
vitamin metabolic
process
node5->node6
node5->node4
node6->node7
node8->node7
node9
BFO:0000003
occurrent
node9->node9
node11
BFO:0000015
process
node9->node11
node10
GO:0009987
cellular process
node10->node2
node12
GO:0008150
biological_process
node11->node12
node12->node1
node12->node10
node13
BFO:0000001
entity
node13->node9