test
node1
GO:0008150
biological_process
node2
GO:0032502
developmental process
node1->node2
node8
GO:0032501
multicellular
organismal process
node1->node8
node5
GO:0048856
anatomical structure
development
node2->node5
node3
GO:0055123
digestive system
development
node4
GO:0048565
digestive tract
development
node3->node4
node6
GO:0048731
system development
node5->node6
node7
GO:0007275
multicellular
organism development
node5->node7
node9
GO:0035295
tube development
node5->node9
node6->node3
node7->node6
node7->node9
node8->node7
node9->node4
node10
BFO:0000001
entity
node11
BFO:0000003
occurrent
node10->node11
node11->node11
node12
BFO:0000015
process
node11->node12
node12->node1