test
node1
BFO:0000003
occurrent
node1->node1
node2
BFO:0000015
process
node1->node2
node3
GO:0008150
biological_process
node2->node3
node4
GO:0032501
multicellular
organismal process
node3->node4
node8
GO:0048511
rhythmic process
node3->node8
node9
GO:0007610
behavior
node4->node9
node5
GO:0007622
rhythmic behavior
node6
GO:0048512
circadian behavior
node5->node6
node7
GO:0007623
circadian rhythm
node7->node6
node8->node7
node9->node5
node10
BFO:0000001
entity
node10->node1