test
node1
GO:0006091
generation of
precursor metabolites
and energy
node2
GO:0015975
energy derivation by
oxidation of reduced
inorganic compounds
node1->node2
node3
GO:0008152
metabolic process
node4
GO:0044237
cellular metabolic
process
node3->node4
node4->node1
node5
GO:0008150
biological_process
node5->node3
node6
GO:0009987
cellular process
node5->node6
node6->node4
node7
BFO:0000015
process
node7->node5
node8
BFO:0000003
occurrent
node8->node7
node8->node8
node9
BFO:0000001
entity
node9->node8