test
node1
BFO:0000003
occurrent
node1->node1
node2
BFO:0000015
process
node1->node2
node4
GO:0008150
biological_process
node2->node4
node3
BFO:0000001
entity
node3->node1
node5
GO:0022414
reproductive process
node4->node5
node7
GO:0000003
reproduction
node4->node7
node8
GO:0032501
multicellular
organismal process
node4->node8
node6
GO:0048609
multicellular
organismal
reproductive process
node5->node6
node7->node5
node9
GO:0032504
multicellular
organism reproduction
node7->node9
node8->node9
node9->node6