test
node1
PO:0004010
meristematic cell
node2
PO:0030007
meristematic apical
cell
node1->node2
node6
PO:0030009
shoot meristematic
apical cell
node2->node6
node3
BFO:0000001
entity
node4
BFO:0000002
continuant
node3->node4
node4->node4
node9
BFO:0000004
independent
continuant
node4->node9
node5
PO:0009006
shoot system
node5->node6
node10
PO:0030018
gametophore
node5->node10
node11
PO:0030019
gametophore
meristematic apical
cell
node6->node11
node7
PO:0009002
plant cell
node8
PO:0025606
native plant cell
node7->node8
node8->node1
node9->node9
node13
BFO:0000040
material entity
node9->node13
node10->node11
node12
PO:0009011
plant structure
node12->node7
node15
PO:0025497
collective plant
structure
node12->node15
node14
PO:0025131
plant anatomical
entity
node13->node14
node14->node12
node16
PO:0025007
collective plant
organ structure
node15->node16
node16->node5