test
node1
BFO:0000003
occurrent
node1->node1
node2
BFO:0000015
process
node1->node2
node6
GO:0008150
biological_process
node2->node6
node3
BFO:0000001
entity
node3->node1
node4
GO:0048856
anatomical structure
development
node5
GO:0048513
animal organ
development
node4->node5
node8
GO:0007444
imaginal disc
development
node5->node8
node7
GO:0032502
developmental process
node6->node7
node7->node4
node9
GO:0035213
clypeo-labral disc
development
node8->node9