test
node1
BFO:0000040
material entity
node2
PO:0025131
plant anatomical
entity
node1->node2
node12
PO:0009011
plant structure
node2->node12
node3
BFO:0000001
entity
node4
BFO:0000002
continuant
node3->node4
node4->node4
node5
BFO:0000004
independent
continuant
node4->node5
node5->node5
node5->node1
node8
UBERON:0001062
anatomical entity
node5->node8
node6
PO:0006342
infructescence
node7
PO:0025597
ear infructescence
node6->node7
node8->node6
node9
PO:0025497
collective plant
structure
node10
PO:0025007
collective plant
organ structure
node9->node10
node11
PO:0009006
shoot system
node10->node11
node13
PO:0025082
reproductive shoot
system
node11->node13
node12->node9
node13->node6