test
node1
GO:0072359
circulatory system
development
node2
GO:0001944
vasculature
development
node1->node2
node3
GO:0048731
system development
node3->node1
node3->node2
node4
GO:0032501
multicellular
organismal process
node5
GO:0007275
multicellular
organism development
node4->node5
node5->node3
node6
GO:0008150
biological_process
node6->node4
node7
GO:0032502
developmental process
node6->node7
node8
GO:0048856
anatomical structure
development
node7->node8
node8->node3
node8->node5
node9
BFO:0000015
process
node9->node6
node10
BFO:0000003
occurrent
node10->node9
node11
BFO:0000001
entity
node11->node10