test
node1
GO:0032501
multicellular
organismal process
node2
GO:0007275
multicellular
organism development
node1->node2
node3
GO:0048731
system development
node2->node3
node4
GO:0001501
skeletal system
development
node3->node4
node5
GO:0008150
biological_process
node5->node1
node6
GO:0032502
developmental process
node5->node6
node7
GO:0048856
anatomical structure
development
node6->node7
node7->node2
node7->node3
node8
BFO:0000003
occurrent
node8->node8
node9
BFO:0000015
process
node8->node9
node9->node5
node10
BFO:0000001
entity
node10->node8