test
node1
BFO:0000001
entity
node2
BFO:0000002
continuant
node1->node2
node2->node2
node7
BFO:0000004
independent
continuant
node2->node7
node3
PO:0025025
root system
node4
PO:0009005
root
node3->node4
node11
PO:0020124
root stele
node4->node11
node5
PO:0009008
plant organ
node15
PO:0025001
cardinal organ part
node5->node15
node6
PO:0025004
plant axis
node5->node6
node6->node4
node12
PO:0025197
stele
node6->node12
node7->node7
node13
BFO:0000040
material entity
node7->node13
node8
PO:0009011
plant structure
node9
PO:0025496
multi-tissue plant
structure
node8->node9
node17
PO:0025497
collective plant
structure
node8->node17
node10
PO:0025498
cardinal part of
multi-tissue plant
structure
node8->node10
node9->node5
node9->node10
node10->node15
node12->node11
node14
PO:0025131
plant anatomical
entity
node13->node14
node14->node8
node15->node12
node16
PO:0025007
collective plant
organ structure
node16->node3
node17->node16