test
node1
GO:0035295
tube development
node2
GO:0035239
tube morphogenesis
node1->node2
node13
GO:0035148
tube formation
node2->node13
node3
BFO:0000003
occurrent
node3->node3
node4
BFO:0000015
process
node3->node4
node10
GO:0008150
biological_process
node4->node10
node5
GO:0032502
developmental process
node6
GO:0048856
anatomical structure
development
node5->node6
node7
GO:0009653
anatomical structure
morphogenesis
node5->node7
node8
GO:0048646
anatomical structure
formation involved in
morphogenesis
node5->node8
node6->node1
node6->node7
node9
GO:0007275
multicellular
organism development
node6->node9
node7->node2
node7->node8
node8->node13
node9->node1
node10->node5
node11
GO:0032501
multicellular
organismal process
node10->node11
node11->node9
node12
BFO:0000001
entity
node12->node3