test
node1
GO:0030154
cell differentiation
node2
GO:0030855
epithelial cell
differentiation
node1->node2
node3
GO:0002065
columnar/cuboidal
epithelial cell
differentiation
node2->node3
node4
GO:0060563
neuroepithelial cell
differentiation
node3->node4
node5
GO:0009987
cellular process
node6
GO:0048869
cellular
developmental process
node5->node6
node6->node1
node7
GO:0008150
biological_process
node7->node5
node8
GO:0032502
developmental process
node7->node8
node8->node6
node13
GO:0048856
anatomical structure
development
node8->node13
node9
GO:0009888
tissue development
node10
GO:0060429
epithelium
development
node9->node10
node10->node2
node11
BFO:0000003
occurrent
node11->node11
node12
BFO:0000015
process
node11->node12
node12->node7
node13->node9
node14
BFO:0000001
entity
node14->node11