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
node7
BFO:0000004
independent
continuant
node4->node7
node5
PO:0006343
axillary shoot system
node6
PO:0025003
tuber axillary shoot
node5->node6
node7->node7
node7->node1
node8
PO:0009006
shoot system
node9
PO:0004545
shoot-borne shoot
system
node8->node9
node9->node5
node10
PO:0025497
collective plant
structure
node11
PO:0025007
collective plant
organ structure
node10->node11
node11->node8
node12->node10