test
node1
GO:0048731
system development
node2
GO:0007399
nervous system
development
node1->node2
node5
GO:0007417
central nervous
system development
node1->node5
node2->node5
node3
GO:0048513
animal organ
development
node4
GO:0007420
brain development
node3->node4
node8
GO:0030902
hindbrain development
node4->node8
node5->node4
node6
GO:0048856
anatomical structure
development
node6->node1
node6->node3
node7
GO:0060322
head development
node6->node7
node6->node8
node11
GO:0007275
multicellular
organism development
node6->node11
node7->node4
node9
BFO:0000003
occurrent
node9->node9
node14
BFO:0000015
process
node9->node14
node10
GO:0032501
multicellular
organismal process
node10->node11
node11->node1
node12
GO:0008150
biological_process
node12->node10
node13
GO:0032502
developmental process
node12->node13
node13->node6
node14->node12
node15
BFO:0000001
entity
node15->node9