test
node1
GO:0030154
cell differentiation
node2
GO:0030182
neuron
differentiation
node1->node2
node8
GO:0030855
epithelial cell
differentiation
node1->node8
node19
GO:0022008
neurogenesis
node1->node19
node20
GO:0035315
hair cell
differentiation
node2->node20
node3
GO:0007275
multicellular
organism development
node4
GO:0048731
system development
node3->node4
node18
GO:0007399
nervous system
development
node4->node18
node5
GO:0048856
anatomical structure
development
node5->node3
node5->node4
node14
GO:0009888
tissue development
node5->node14
node6
GO:0032502
developmental process
node6->node5
node10
GO:0048869
cellular
developmental process
node6->node10
node7
GO:0060429
epithelium
development
node7->node8
node9
GO:0009913
epidermal cell
differentiation
node8->node9
node9->node20
node10->node1
node11
BFO:0000001
entity
node12
BFO:0000003
occurrent
node11->node12
node12->node12
node16
BFO:0000015
process
node12->node16
node13
GO:0008150
biological_process
node13->node6
node15
GO:0009987
cellular process
node13->node15
node17
GO:0032501
multicellular
organismal process
node13->node17
node14->node7
node22
GO:0008544
epidermis development
node14->node22
node15->node10
node16->node13
node17->node3
node18->node19
node21
GO:0048699
generation of neurons
node19->node21
node21->node2
node22->node9