test
node1
GO:0048856
anatomical structure
development
node2
GO:0007275
multicellular
organism development
node1->node2
node13
GO:0048731
system development
node1->node13
node2->node13
node3
GO:0032501
multicellular
organismal process
node3->node2
node4
GO:0009987
cellular process
node5
GO:0048869
cellular
developmental process
node4->node5
node6
GO:0030154
cell differentiation
node5->node6
node7
GO:0030182
neuron
differentiation
node6->node7
node10
GO:0022008
neurogenesis
node6->node10
node8
BFO:0000015
process
node9
GO:0008150
biological_process
node8->node9
node9->node3
node9->node4
node16
GO:0032502
developmental process
node9->node16
node11
GO:0048699
generation of neurons
node10->node11
node11->node7
node12
BFO:0000003
occurrent
node12->node8
node12->node12
node15
GO:0007399
nervous system
development
node13->node15
node14
BFO:0000001
entity
node14->node12
node15->node10
node16->node1
node16->node5