test
node1
BFO:0000003
occurrent
node1->node1
node2
BFO:0000015
process
node1->node2
node11
GO:0008150
biological_process
node2->node11
node3
GO:0032502
developmental process
node4
GO:0048856
anatomical structure
development
node3->node4
node7
GO:0009653
anatomical structure
morphogenesis
node3->node7
node8
GO:0048646
anatomical structure
formation involved in
morphogenesis
node3->node8
node4->node7
node13
GO:0007275
multicellular
organism development
node4->node13
node14
GO:0035295
tube development
node4->node14
node16
GO:0009888
tissue development
node4->node16
node5
GO:0048729
tissue morphogenesis
node6
GO:0002009
morphogenesis of an
epithelium
node5->node6
node12
GO:0060562
epithelial tube
morphogenesis
node6->node12
node7->node5
node7->node8
node17
GO:0035239
tube morphogenesis
node7->node17
node9
GO:0035148
tube formation
node8->node9
node10
GO:0072175
epithelial tube
formation
node9->node10
node11->node3
node15
GO:0032501
multicellular
organismal process
node11->node15
node12->node10
node13->node14
node14->node17
node15->node13
node16->node5
node18
GO:0060429
epithelium
development
node16->node18
node17->node9
node17->node12
node18->node6
node19
BFO:0000001
entity
node19->node1