test
node1
BFO:0000001
entity
node2
BFO:0000002
continuant
node1->node2
node2->node2
node6
BFO:0000004
independent
continuant
node2->node6
node3
PO:0009008
plant organ
node4
PO:0006001
phyllome
node3->node4
node18
PO:0025001
cardinal organ part
node3->node18
node13
PO:0025034
leaf
node4->node13
node5
PO:0025157
phyllome epidermis
node4->node5
node9
PO:0006016
leaf epidermis
node5->node9
node6->node6
node15
BFO:0000040
material entity
node6->node15
node7
PO:0005679
plant epidermis
node8
PO:0006035
shoot system
epidermis
node7->node8
node8->node5
node10
PO:0000051
petiole epidermis
node9->node10
node11
PO:0009011
plant structure
node14
PO:0009007
portion of plant
tissue
node11->node14
node12
PO:0025496
multi-tissue plant
structure
node11->node12
node20
PO:0025497
collective plant
structure
node11->node20
node17
PO:0025498
cardinal part of
multi-tissue plant
structure
node11->node17
node12->node3
node12->node17
node13->node9
node19
PO:0009025
vascular leaf
node13->node19
node14->node7
node16
PO:0025131
plant anatomical
entity
node15->node16
node16->node11
node17->node18
node22
PO:0025066
stalk
node18->node22
node23
PO:0020038
petiole
node19->node23
node21
PO:0025007
collective plant
organ structure
node20->node21
node24
PO:0009006
shoot system
node21->node24
node22->node23
node23->node10
node24->node4
node24->node8