test
node1
GO:0008150
biological_process
node2
GO:0009987
cellular process
node1->node2
node3
GO:0007049
cell cycle
node2->node3
node4
GO:0000278
mitotic cell cycle
node3->node4
node7
GO:0007113
endomitotic cell
cycle
node4->node7
node5
BFO:0000015
process
node5->node1
node6
BFO:0000003
occurrent
node6->node5
node6->node6
node8
BFO:0000001
entity
node8->node6