test
node1
BFO:0000001
entity
node2
BFO:0000003
occurrent
node1->node2
node2->node2
node3
BFO:0000015
process
node2->node3
node4
GO:0008150
biological_process
node3->node4
node8
GO:0032501
multicellular
organismal process
node4->node8
node10
GO:0051179
localization
node4->node10
node5
GO:0022600
digestive system
process
node6
GO:0050892
intestinal absorption
node5->node6
node7
GO:0007586
digestion
node7->node5
node8->node7
node9
GO:0003008
system process
node8->node9
node9->node5
node11
GO:0051234
establishment of
localization
node10->node11
node12
GO:0006810
transport
node11->node12
node12->node6