test
node1
BFO:0000003
occurrent
node1->node1
node4
BFO:0000015
process
node1->node4
node2
GO:0032502
developmental process
node3
GO:0048856
anatomical structure
development
node2->node3
node6
GO:0048857
neural nucleus
development
node3->node6
node5
GO:0008150
biological_process
node4->node5
node5->node2
node7
BFO:0000001
entity
node7->node1