test
node1
BFO:0000001
entity
node2
BFO:0000003
occurrent
node1->node2
node2->node2
node6
BFO:0000015
process
node2->node6
node3
GO:0006793
phosphorus metabolic
process
node4
GO:0019636
phosphonoacetate
metabolic process
node3->node4
node5
GO:0044237
cellular metabolic
process
node5->node3
node12
GO:0006082
organic acid
metabolic process
node5->node12
node13
GO:0008150
biological_process
node6->node13
node7
GO:0008152
metabolic process
node7->node5
node8
GO:0071704
organic substance
metabolic process
node7->node8
node9
GO:0044281
small molecule
metabolic process
node7->node9
node8->node12
node9->node12
node10
GO:0043436
oxoacid metabolic
process
node11
GO:0019752
carboxylic acid
metabolic process
node10->node11
node15
GO:0032787
monocarboxylic acid
metabolic process
node11->node15
node12->node10
node13->node7
node14
GO:0009987
cellular process
node13->node14
node14->node5
node15->node4