test
node1
BFO:0000001
entity
node2
BFO:0000002
continuant
node1->node2
node2->node2
node3
BFO:0000020
specifically
dependent continuant
node2->node3
node8
BFO:0000019
quality
node3->node8
node3->node3
node4
PATO:0000001
quality
node3->node4
node9
PATO:0001241
physical object
quality
node4->node9
node5
TO:0000017
plant morphology
trait
node6
TO:0000839
plant structure
morphology trait
node5->node6
node12
TO:0000836
multi-tissue plant
structure morphology
trait
node6->node12
node7
TO:0002683
plant cell morphology
trait
node6->node7
node10
TO:0002684
plant cell size
node7->node10
node8->node8
node17
PATO:0000051
morphology
node8->node17
node8->node9
node9->node17
node9->node5
node11
TO:0020107
plant cell length
node10->node11
node20
TO:0002665
root hair length
node11->node20
node19
TO:0000736
plant organ
morphology trait
node12->node19
node13
PATO:0001708
1-D extent
node14
PATO:0000122
length
node13->node14
node16
TO:0000227
root length
node14->node16
node14->node11
node15
TO:0000043
root morphology trait
node15->node16
node16->node20
node22
PATO:0000117
size
node17->node22
node18
TO:0000387
plant trait
node18->node5
node21
TO:0000738
plant axis morphology
trait
node19->node21
node21->node15
node22->node13
node22->node10