test
node1
GO:0019752
carboxylic acid
metabolic process
node2
GO:0043648
dicarboxylic acid
metabolic process
node1->node2
node3
GO:0008152
metabolic process
node4
GO:0071704
organic substance
metabolic process
node3->node4
node5
GO:0044281
small molecule
metabolic process
node3->node5
node7
GO:0044237
cellular metabolic
process
node3->node7
node6
GO:0006082
organic acid
metabolic process
node4->node6
node5->node6
node10
GO:0043436
oxoacid metabolic
process
node6->node10
node7->node6
node8
BFO:0000003
occurrent
node8->node8
node9
BFO:0000015
process
node8->node9
node12
GO:0008150
biological_process
node9->node12
node10->node1
node11
GO:0009987
cellular process
node11->node7
node12->node3
node12->node11
node13
BFO:0000001
entity
node13->node8