test
node1
GO:0032502
developmental process
node2
GO:0021700
developmental
maturation
node1->node2
node8
GO:0048856
anatomical structure
development
node1->node8
node9
GO:0048869
cellular
developmental process
node1->node9
node5
GO:0071695
anatomical structure
maturation
node2->node5
node3
BFO:0000015
process
node4
GO:0008150
biological_process
node3->node4
node4->node1
node12
GO:0009987
cellular process
node4->node12
node7
GO:0048469
cell maturation
node5->node7
node6
BFO:0000003
occurrent
node6->node3
node6->node6
node8->node5
node11
GO:0048468
cell development
node8->node11
node9->node7
node9->node11
node13
GO:0030154
cell differentiation
node9->node13
node10
BFO:0000001
entity
node10->node6
node11->node7
node12->node9
node13->node11