test
node1
GO:0003018
vascular process in
circulatory system
node2
GO:1990183
lymphatic vascular
process in
circulatory system
node1->node2
node3
GO:0003008
system process
node4
GO:0003013
circulatory system
process
node3->node4
node4->node1
node5
BFO:0000003
occurrent
node5->node5
node8
BFO:0000015
process
node5->node8
node6
GO:0008150
biological_process
node7
GO:0032501
multicellular
organismal process
node6->node7
node7->node3
node8->node6
node9
BFO:0000001
entity
node9->node5