test
node1
BFO:0000001
entity
node2
BFO:0000002
continuant
node1->node2
node2->node2
node8
BFO:0000004
independent
continuant
node2->node8
node3
PO:0009008
plant organ
node4
PO:0006001
phyllome
node3->node4
node15
PO:0025395
floral organ
node3->node15
node7
PO:0009055
bract
node4->node7
node5
PO:0009034
flower bract
node6
PO:0025577
epicalyx bract
node5->node6
node7->node5
node8->node8
node17
BFO:0000040
material entity
node8->node17
node9
PO:0009011
plant structure
node10
PO:0025496
multi-tissue plant
structure
node9->node10
node19
PO:0025497
collective plant
structure
node9->node19
node10->node3
node11
PO:0009006
shoot system
node11->node4
node12
PO:0025082
reproductive shoot
system
node11->node12
node16
PO:0009046
flower
node12->node16
node13
PO:0025023
collective phyllome
structure
node14
PO:0009063
epicalyx
node13->node14
node14->node6
node15->node5
node16->node14
node16->node15
node18
PO:0025131
plant anatomical
entity
node17->node18
node18->node9
node20
PO:0025007
collective plant
organ structure
node19->node20
node20->node11
node20->node13