test
node1
GO:0008152
metabolic process
node2
GO:0044237
cellular metabolic
process
node1->node2
node3
GO:0071704
organic substance
metabolic process
node1->node3
node5
GO:0043446
cellular alkane
metabolic process
node2->node5
node4
GO:0120252
hydrocarbon metabolic
process
node3->node4
node4->node5
node6
BFO:0000003
occurrent
node6->node6
node9
BFO:0000015
process
node6->node9
node7
GO:0009987
cellular process
node7->node2
node8
GO:0008150
biological_process
node8->node1
node8->node7
node9->node8
node10
BFO:0000001
entity
node10->node6