test
node1
BFO:0000001
entity
node2
BFO:0000002
continuant
node1->node2
node2->node2
node7
BFO:0000004
independent
continuant
node2->node7
node3
PO:0009008
plant organ
node4
PO:0006001
phyllome
node3->node4
node15
PO:0025034
leaf
node4->node15
node5
PO:0009025
vascular leaf
node6
PO:0005648
palisade mesophyll
node5->node6
node7->node7
node17
BFO:0000040
material entity
node7->node17
node8
PO:0025059
portion of ground
tissue
node9
PO:0005421
parenchyma
node8->node9
node16
PO:0005426
chlorenchyma
node9->node16
node10
PO:0006070
mesophyll
node13
PO:0005645
leaf mesophyll
node10->node13
node10->node6
node11
PO:0009011
plant structure
node14
PO:0009007
portion of plant
tissue
node11->node14
node12
PO:0025496
multi-tissue plant
structure
node11->node12
node19
PO:0025497
collective plant
structure
node11->node19
node12->node3
node13->node6
node14->node8
node15->node13
node15->node5
node16->node10
node18
PO:0025131
plant anatomical
entity
node17->node18
node18->node11
node20
PO:0025007
collective plant
organ structure
node19->node20
node21
PO:0009006
shoot system
node20->node21
node21->node4